Home / 97,290.76-134,261.38-52,578.76

Finding the Fourth Proportional to 97,290.76, 134,261.38 and 52,578.76

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Solution

The fourth proportional to 97,290.76, 134,261.38 and 52,578.76 is: 72,558.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,290.76 : 134,261.38 = 52,578.76 : x
  2. Step 2: Convert to fraction form
    97,290.76/134,261.38 = 52,578.76/x
  3. Step 3: Cross multiply
    97,290.76x = 134,261.38 × 52,578.76
  4. Step 4: Simplify right side
    97,290.76x = 7,059,296,876.29
  5. Step 5: Solve for x
    x = 7,059,296,876.29/97,290.76
  6. Step 6: Final answer
    x = 72,558.76

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.