Home / 57,929.12-86,898.76-16,376.12

Finding the Fourth Proportional to 57,929.12, 86,898.76 and 16,376.12

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Solution

The fourth proportional to 57,929.12, 86,898.76 and 16,376.12 is: 24,565.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,929.12 : 86,898.76 = 16,376.12 : x
  2. Step 2: Convert to fraction form
    57,929.12/86,898.76 = 16,376.12/x
  3. Step 3: Cross multiply
    57,929.12x = 86,898.76 × 16,376.12
  4. Step 4: Simplify right side
    57,929.12x = 1,423,064,521.61
  5. Step 5: Solve for x
    x = 1,423,064,521.61/57,929.12
  6. Step 6: Final answer
    x = 24,565.62

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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.