Home / 114,924.10-172,386.15-88,680.10

Finding the Fourth Proportional to 114,924.10, 172,386.15 and 88,680.10

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Solution

The fourth proportional to 114,924.10, 172,386.15 and 88,680.10 is: 133,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,924.10 : 172,386.15 = 88,680.10 : x
  2. Step 2: Convert to fraction form
    114,924.10/172,386.15 = 88,680.10/x
  3. Step 3: Cross multiply
    114,924.10x = 172,386.15 × 88,680.10
  4. Step 4: Simplify right side
    114,924.10x = 15,287,221,020.62
  5. Step 5: Solve for x
    x = 15,287,221,020.62/114,924.10
  6. Step 6: Final answer
    x = 133,020.15

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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.