Home / 42,045.24-63,059.94-15,744.36

Finding the Fourth Proportional to 42,045.24, 63,059.94 and 15,744.36

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Solution

The fourth proportional to 42,045.24, 63,059.94 and 15,744.36 is: 23,613.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,045.24 : 63,059.94 = 15,744.36 : x
  2. Step 2: Convert to fraction form
    42,045.24/63,059.94 = 15,744.36/x
  3. Step 3: Cross multiply
    42,045.24x = 63,059.94 × 15,744.36
  4. Step 4: Simplify right side
    42,045.24x = 992,838,396.94
  5. Step 5: Solve for x
    x = 992,838,396.94/42,045.24
  6. Step 6: Final answer
    x = 23,613.57

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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.