Home / 153,148.74-229,704.87-40,837.38

Finding the Fourth Proportional to 153,148.74, 229,704.87 and 40,837.38

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Solution

The fourth proportional to 153,148.74, 229,704.87 and 40,837.38 is: 61,251.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,148.74 : 229,704.87 = 40,837.38 : x
  2. Step 2: Convert to fraction form
    153,148.74/229,704.87 = 40,837.38/x
  3. Step 3: Cross multiply
    153,148.74x = 229,704.87 × 40,837.38
  4. Step 4: Simplify right side
    153,148.74x = 9,380,545,064.04
  5. Step 5: Solve for x
    x = 9,380,545,064.04/153,148.74
  6. Step 6: Final answer
    x = 61,251.21

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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.