Home / 45,042.38-67,567.02-15,459.98

Finding the Fourth Proportional to 45,042.38, 67,567.02 and 15,459.98

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Solution

The fourth proportional to 45,042.38, 67,567.02 and 15,459.98 is: 23,191.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,042.38 : 67,567.02 = 15,459.98 : x
  2. Step 2: Convert to fraction form
    45,042.38/67,567.02 = 15,459.98/x
  3. Step 3: Cross multiply
    45,042.38x = 67,567.02 × 15,459.98
  4. Step 4: Simplify right side
    45,042.38x = 1,044,584,777.86
  5. Step 5: Solve for x
    x = 1,044,584,777.86/45,042.38
  6. Step 6: Final answer
    x = 23,191.15

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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.