Home / 60,665.24-90,998.09-18,545.16

Finding the Fourth Proportional to 60,665.24, 90,998.09 and 18,545.16

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Solution

The fourth proportional to 60,665.24, 90,998.09 and 18,545.16 is: 27,817.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,665.24 : 90,998.09 = 18,545.16 : x
  2. Step 2: Convert to fraction form
    60,665.24/90,998.09 = 18,545.16/x
  3. Step 3: Cross multiply
    60,665.24x = 90,998.09 × 18,545.16
  4. Step 4: Simplify right side
    60,665.24x = 1,687,574,046.02
  5. Step 5: Solve for x
    x = 1,687,574,046.02/60,665.24
  6. Step 6: Final answer
    x = 27,817.81

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1.5x scale

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.