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Finding the Fourth Proportional to 176,603.70, 243,712.62 and 96,031.38

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Solution

The fourth proportional to 176,603.70, 243,712.62 and 96,031.38 is: 132,523.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,603.70 : 243,712.62 = 96,031.38 : x
  2. Step 2: Convert to fraction form
    176,603.70/243,712.62 = 96,031.38/x
  3. Step 3: Cross multiply
    176,603.70x = 243,712.62 × 96,031.38
  4. Step 4: Simplify right side
    176,603.70x = 23,404,059,222.02
  5. Step 5: Solve for x
    x = 23,404,059,222.02/176,603.70
  6. Step 6: Final answer
    x = 132,523.04

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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.