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Finding the Fourth Proportional to 60,701.40, 91,073.70 and 58,541.40

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Solution

The fourth proportional to 60,701.40, 91,073.70 and 58,541.40 is: 87,832.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,701.40 : 91,073.70 = 58,541.40 : x
  2. Step 2: Convert to fraction form
    60,701.40/91,073.70 = 58,541.40/x
  3. Step 3: Cross multiply
    60,701.40x = 91,073.70 × 58,541.40
  4. Step 4: Simplify right side
    60,701.40x = 5,331,581,901.18
  5. Step 5: Solve for x
    x = 5,331,581,901.18/60,701.40
  6. Step 6: Final answer
    x = 87,832.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.