Home / 102,305.46-141,188.63-62,020.92

Finding the Fourth Proportional to 102,305.46, 141,188.63 and 62,020.92

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Solution

The fourth proportional to 102,305.46, 141,188.63 and 62,020.92 is: 85,593.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,305.46 : 141,188.63 = 62,020.92 : x
  2. Step 2: Convert to fraction form
    102,305.46/141,188.63 = 62,020.92/x
  3. Step 3: Cross multiply
    102,305.46x = 141,188.63 × 62,020.92
  4. Step 4: Simplify right side
    102,305.46x = 8,756,648,881.19
  5. Step 5: Solve for x
    x = 8,756,648,881.19/102,305.46
  6. Step 6: Final answer
    x = 85,593.17

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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.