Home / 97,534.40-134,605.76-55,100.72

Finding the Fourth Proportional to 97,534.40, 134,605.76 and 55,100.72

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Solution

The fourth proportional to 97,534.40, 134,605.76 and 55,100.72 is: 76,043.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,534.40 : 134,605.76 = 55,100.72 : x
  2. Step 2: Convert to fraction form
    97,534.40/134,605.76 = 55,100.72/x
  3. Step 3: Cross multiply
    97,534.40x = 134,605.76 × 55,100.72
  4. Step 4: Simplify right side
    97,534.40x = 7,416,874,292.15
  5. Step 5: Solve for x
    x = 7,416,874,292.15/97,534.40
  6. Step 6: Final answer
    x = 76,043.68

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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.