Home / 39,426.49-59,158.10-19,706.41

Finding the Fourth Proportional to 39,426.49, 59,158.10 and 19,706.41

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Solution

The fourth proportional to 39,426.49, 59,158.10 and 19,706.41 is: 29,568.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,426.49 : 59,158.10 = 19,706.41 : x
  2. Step 2: Convert to fraction form
    39,426.49/59,158.10 = 19,706.41/x
  3. Step 3: Cross multiply
    39,426.49x = 59,158.10 × 19,706.41
  4. Step 4: Simplify right side
    39,426.49x = 1,165,793,773.42
  5. Step 5: Solve for x
    x = 1,165,793,773.42/39,426.49
  6. Step 6: Final answer
    x = 29,568.79

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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.