Home / 153,747.72-230,724.18-53,907.84

Finding the Fourth Proportional to 153,747.72, 230,724.18 and 53,907.84

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Solution

The fourth proportional to 153,747.72, 230,724.18 and 53,907.84 is: 80,897.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,747.72 : 230,724.18 = 53,907.84 : x
  2. Step 2: Convert to fraction form
    153,747.72/230,724.18 = 53,907.84/x
  3. Step 3: Cross multiply
    153,747.72x = 230,724.18 × 53,907.84
  4. Step 4: Simplify right side
    153,747.72x = 12,437,842,179.57
  5. Step 5: Solve for x
    x = 12,437,842,179.57/153,747.72
  6. Step 6: Final answer
    x = 80,897.73

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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.