Home / 153,287.28-229,930.50-48,114.12

Finding the Fourth Proportional to 153,287.28, 229,930.50 and 48,114.12

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Solution

The fourth proportional to 153,287.28, 229,930.50 and 48,114.12 is: 72,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,287.28 : 229,930.50 = 48,114.12 : x
  2. Step 2: Convert to fraction form
    153,287.28/229,930.50 = 48,114.12/x
  3. Step 3: Cross multiply
    153,287.28x = 229,930.50 × 48,114.12
  4. Step 4: Simplify right side
    153,287.28x = 11,062,903,668.66
  5. Step 5: Solve for x
    x = 11,062,903,668.66/153,287.28
  6. Step 6: Final answer
    x = 72,171.05

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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.