Home / 72,725.40-109,088.19-62,834.76

Finding the Fourth Proportional to 72,725.40, 109,088.19 and 62,834.76

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Solution

The fourth proportional to 72,725.40, 109,088.19 and 62,834.76 is: 94,252.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,725.40 : 109,088.19 = 62,834.76 : x
  2. Step 2: Convert to fraction form
    72,725.40/109,088.19 = 62,834.76/x
  3. Step 3: Cross multiply
    72,725.40x = 109,088.19 × 62,834.76
  4. Step 4: Simplify right side
    72,725.40x = 6,854,530,237.48
  5. Step 5: Solve for x
    x = 6,854,530,237.48/72,725.40
  6. Step 6: Final answer
    x = 94,252.22

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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.