Home / 58,545.53-87,818.49-14,172.21

Finding the Fourth Proportional to 58,545.53, 87,818.49 and 14,172.21

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Solution

The fourth proportional to 58,545.53, 87,818.49 and 14,172.21 is: 21,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,545.53 : 87,818.49 = 14,172.21 : x
  2. Step 2: Convert to fraction form
    58,545.53/87,818.49 = 14,172.21/x
  3. Step 3: Cross multiply
    58,545.53x = 87,818.49 × 14,172.21
  4. Step 4: Simplify right side
    58,545.53x = 1,244,582,082.16
  5. Step 5: Solve for x
    x = 1,244,582,082.16/58,545.53
  6. Step 6: Final answer
    x = 21,258.36

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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.