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Finding the Fourth Proportional to 97,460.67, 134,494.27 and 54,440.76

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Solution

The fourth proportional to 97,460.67, 134,494.27 and 54,440.76 is: 75,127.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,460.67 : 134,494.27 = 54,440.76 : x
  2. Step 2: Convert to fraction form
    97,460.67/134,494.27 = 54,440.76/x
  3. Step 3: Cross multiply
    97,460.67x = 134,494.27 × 54,440.76
  4. Step 4: Simplify right side
    97,460.67x = 7,321,970,274.45
  5. Step 5: Solve for x
    x = 7,321,970,274.45/97,460.67
  6. Step 6: Final answer
    x = 75,127.44

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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.