Home / 153,967.23-230,957.33-75,147.75

Finding the Fourth Proportional to 153,967.23, 230,957.33 and 75,147.75

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Solution

The fourth proportional to 153,967.23, 230,957.33 and 75,147.75 is: 112,724.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,967.23 : 230,957.33 = 75,147.75 : x
  2. Step 2: Convert to fraction form
    153,967.23/230,957.33 = 75,147.75/x
  3. Step 3: Cross multiply
    153,967.23x = 230,957.33 × 75,147.75
  4. Step 4: Simplify right side
    153,967.23x = 17,355,923,319.77
  5. Step 5: Solve for x
    x = 17,355,923,319.77/153,967.23
  6. Step 6: Final answer
    x = 112,724.79

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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.