Home / 124,986.64-187,499.50-40,727.24

Finding the Fourth Proportional to 124,986.64, 187,499.50 and 40,727.24

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Solution

The fourth proportional to 124,986.64, 187,499.50 and 40,727.24 is: 61,097.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,986.64 : 187,499.50 = 40,727.24 : x
  2. Step 2: Convert to fraction form
    124,986.64/187,499.50 = 40,727.24/x
  3. Step 3: Cross multiply
    124,986.64x = 187,499.50 × 40,727.24
  4. Step 4: Simplify right side
    124,986.64x = 7,636,337,136.38
  5. Step 5: Solve for x
    x = 7,636,337,136.38/124,986.64
  6. Step 6: Final answer
    x = 61,097.23

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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.