Home / 58,545.99-87,819.20-14,172.66

Finding the Fourth Proportional to 58,545.99, 87,819.20 and 14,172.66

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Solution

The fourth proportional to 58,545.99, 87,819.20 and 14,172.66 is: 21,259.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,545.99 : 87,819.20 = 14,172.66 : x
  2. Step 2: Convert to fraction form
    58,545.99/87,819.20 = 14,172.66/x
  3. Step 3: Cross multiply
    58,545.99x = 87,819.20 × 14,172.66
  4. Step 4: Simplify right side
    58,545.99x = 1,244,631,663.07
  5. Step 5: Solve for x
    x = 1,244,631,663.07/58,545.99
  6. Step 6: Final answer
    x = 21,259.04

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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.