Home / 153,052.38-229,152.51-115,498.62

Finding the Fourth Proportional to 153,052.38, 229,152.51 and 115,498.62

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Solution

The fourth proportional to 153,052.38, 229,152.51 and 115,498.62 is: 172,926.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,052.38 : 229,152.51 = 115,498.62 : x
  2. Step 2: Convert to fraction form
    153,052.38/229,152.51 = 115,498.62/x
  3. Step 3: Cross multiply
    153,052.38x = 229,152.51 × 115,498.62
  4. Step 4: Simplify right side
    153,052.38x = 26,466,798,674.54
  5. Step 5: Solve for x
    x = 26,466,798,674.54/153,052.38
  6. Step 6: Final answer
    x = 172,926.41

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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.