Home / 113,685.27-156,885.58-62,701.29

Finding the Fourth Proportional to 113,685.27, 156,885.58 and 62,701.29

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Solution

The fourth proportional to 113,685.27, 156,885.58 and 62,701.29 is: 86,527.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,685.27 : 156,885.58 = 62,701.29 : x
  2. Step 2: Convert to fraction form
    113,685.27/156,885.58 = 62,701.29/x
  3. Step 3: Cross multiply
    113,685.27x = 156,885.58 × 62,701.29
  4. Step 4: Simplify right side
    113,685.27x = 9,836,928,503.12
  5. Step 5: Solve for x
    x = 9,836,928,503.12/113,685.27
  6. Step 6: Final answer
    x = 86,527.73

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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.