Home / 153,044.42-229,566.31-40,724.63

Finding the Fourth Proportional to 153,044.42, 229,566.31 and 40,724.63

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Solution

The fourth proportional to 153,044.42, 229,566.31 and 40,724.63 is: 61,086.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,044.42 : 229,566.31 = 40,724.63 : x
  2. Step 2: Convert to fraction form
    153,044.42/229,566.31 = 40,724.63/x
  3. Step 3: Cross multiply
    153,044.42x = 229,566.31 × 40,724.63
  4. Step 4: Simplify right side
    153,044.42x = 9,349,001,785.57
  5. Step 5: Solve for x
    x = 9,349,001,785.57/153,044.42
  6. Step 6: Final answer
    x = 61,086.85

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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.