Home / 49,839.32-74,746.15-14,770.78

Finding the Fourth Proportional to 49,839.32, 74,746.15 and 14,770.78

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Solution

The fourth proportional to 49,839.32, 74,746.15 and 14,770.78 is: 22,152.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,839.32 : 74,746.15 = 14,770.78 : x
  2. Step 2: Convert to fraction form
    49,839.32/74,746.15 = 14,770.78/x
  3. Step 3: Cross multiply
    49,839.32x = 74,746.15 × 14,770.78
  4. Step 4: Simplify right side
    49,839.32x = 1,104,058,713.70
  5. Step 5: Solve for x
    x = 1,104,058,713.70/49,839.32
  6. Step 6: Final answer
    x = 22,152.36

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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.