Home / 74,339.20-102,592.02-42,514.48

Finding the Fourth Proportional to 74,339.20, 102,592.02 and 42,514.48

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Solution

The fourth proportional to 74,339.20, 102,592.02 and 42,514.48 is: 58,672.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,339.20 : 102,592.02 = 42,514.48 : x
  2. Step 2: Convert to fraction form
    74,339.20/102,592.02 = 42,514.48/x
  3. Step 3: Cross multiply
    74,339.20x = 102,592.02 × 42,514.48
  4. Step 4: Simplify right side
    74,339.20x = 4,361,646,382.45
  5. Step 5: Solve for x
    x = 4,361,646,382.45/74,339.20
  6. Step 6: Final answer
    x = 58,672.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.