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Finding the Fourth Proportional to 176,615.64, 243,731.30 and 96,044.91

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Solution

The fourth proportional to 176,615.64, 243,731.30 and 96,044.91 is: 132,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,615.64 : 243,731.30 = 96,044.91 : x
  2. Step 2: Convert to fraction form
    176,615.64/243,731.30 = 96,044.91/x
  3. Step 3: Cross multiply
    176,615.64x = 243,731.30 × 96,044.91
  4. Step 4: Simplify right side
    176,615.64x = 23,409,149,378.47
  5. Step 5: Solve for x
    x = 23,409,149,378.47/176,615.64
  6. Step 6: Final answer
    x = 132,542.90

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1.5x scale

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.