Home / 74,073.65-111,112.32-24,159.02

Finding the Fourth Proportional to 74,073.65, 111,112.32 and 24,159.02

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Solution

The fourth proportional to 74,073.65, 111,112.32 and 24,159.02 is: 36,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,073.65 : 111,112.32 = 24,159.02 : x
  2. Step 2: Convert to fraction form
    74,073.65/111,112.32 = 24,159.02/x
  3. Step 3: Cross multiply
    74,073.65x = 111,112.32 × 24,159.02
  4. Step 4: Simplify right side
    74,073.65x = 2,684,364,761.13
  5. Step 5: Solve for x
    x = 2,684,364,761.13/74,073.65
  6. Step 6: Final answer
    x = 36,239.13

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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.