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Finding the Fourth Proportional to 153,583.59, 230,479.18 and 53,744.65

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Solution

The fourth proportional to 153,583.59, 230,479.18 and 53,744.65 is: 80,653.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,583.59 : 230,479.18 = 53,744.65 : x
  2. Step 2: Convert to fraction form
    153,583.59/230,479.18 = 53,744.65/x
  3. Step 3: Cross multiply
    153,583.59x = 230,479.18 × 53,744.65
  4. Step 4: Simplify right side
    153,583.59x = 12,387,021,440.27
  5. Step 5: Solve for x
    x = 12,387,021,440.27/153,583.59
  6. Step 6: Final answer
    x = 80,653.29

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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.