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Finding the Fourth Proportional to 174,695.59, 240,835.80 and 147,729.88

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Solution

The fourth proportional to 174,695.59, 240,835.80 and 147,729.88 is: 203,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,695.59 : 240,835.80 = 147,729.88 : x
  2. Step 2: Convert to fraction form
    174,695.59/240,835.80 = 147,729.88/x
  3. Step 3: Cross multiply
    174,695.59x = 240,835.80 × 147,729.88
  4. Step 4: Simplify right side
    174,695.59x = 35,578,643,833.70
  5. Step 5: Solve for x
    x = 35,578,643,833.70/174,695.59
  6. Step 6: Final answer
    x = 203,660.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.