Home / 42,631.40-63,860.70-24,141.80

Finding the Fourth Proportional to 42,631.40, 63,860.70 and 24,141.80

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Solution

The fourth proportional to 42,631.40, 63,860.70 and 24,141.80 is: 36,163.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,631.40 : 63,860.70 = 24,141.80 : x
  2. Step 2: Convert to fraction form
    42,631.40/63,860.70 = 24,141.80/x
  3. Step 3: Cross multiply
    42,631.40x = 63,860.70 × 24,141.80
  4. Step 4: Simplify right side
    42,631.40x = 1,541,712,247.26
  5. Step 5: Solve for x
    x = 1,541,712,247.26/42,631.40
  6. Step 6: Final answer
    x = 36,163.77

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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.