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Finding the Fourth Proportional to 153,251.66, 229,867.95 and 73,346.38

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Solution

The fourth proportional to 153,251.66, 229,867.95 and 73,346.38 is: 110,015.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,251.66 : 229,867.95 = 73,346.38 : x
  2. Step 2: Convert to fraction form
    153,251.66/229,867.95 = 73,346.38/x
  3. Step 3: Cross multiply
    153,251.66x = 229,867.95 × 73,346.38
  4. Step 4: Simplify right side
    153,251.66x = 16,859,982,010.52
  5. Step 5: Solve for x
    x = 16,859,982,010.52/153,251.66
  6. Step 6: Final answer
    x = 110,015.00

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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.