Home / 70,433.31-105,781.59-62,002.83

Finding the Fourth Proportional to 70,433.31, 105,781.59 and 62,002.83

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Solution

The fourth proportional to 70,433.31, 105,781.59 and 62,002.83 is: 93,120.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,433.31 : 105,781.59 = 62,002.83 : x
  2. Step 2: Convert to fraction form
    70,433.31/105,781.59 = 62,002.83/x
  3. Step 3: Cross multiply
    70,433.31x = 105,781.59 × 62,002.83
  4. Step 4: Simplify right side
    70,433.31x = 6,558,757,941.90
  5. Step 5: Solve for x
    x = 6,558,757,941.90/70,433.31
  6. Step 6: Final answer
    x = 93,120.12

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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.