Home / 42,134.38-63,180.40-14,044.60

Finding the Fourth Proportional to 42,134.38, 63,180.40 and 14,044.60

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Solution

The fourth proportional to 42,134.38, 63,180.40 and 14,044.60 is: 21,059.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,134.38 : 63,180.40 = 14,044.60 : x
  2. Step 2: Convert to fraction form
    42,134.38/63,180.40 = 14,044.60/x
  3. Step 3: Cross multiply
    42,134.38x = 63,180.40 × 14,044.60
  4. Step 4: Simplify right side
    42,134.38x = 887,343,445.84
  5. Step 5: Solve for x
    x = 887,343,445.84/42,134.38
  6. Step 6: Final answer
    x = 21,059.84

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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.