Home / 74,943.48-112,432.88-24,342.28

Finding the Fourth Proportional to 74,943.48, 112,432.88 and 24,342.28

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Solution

The fourth proportional to 74,943.48, 112,432.88 and 24,342.28 is: 36,519.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,943.48 : 112,432.88 = 24,342.28 : x
  2. Step 2: Convert to fraction form
    74,943.48/112,432.88 = 24,342.28/x
  3. Step 3: Cross multiply
    74,943.48x = 112,432.88 × 24,342.28
  4. Step 4: Simplify right side
    74,943.48x = 2,736,872,646.17
  5. Step 5: Solve for x
    x = 2,736,872,646.17/74,943.48
  6. Step 6: Final answer
    x = 36,519.16

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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.