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Finding the Fourth Proportional to 173,170.74, 238,973.32 and 96,691.12

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Solution

The fourth proportional to 173,170.74, 238,973.32 and 96,691.12 is: 133,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,170.74 : 238,973.32 = 96,691.12 : x
  2. Step 2: Convert to fraction form
    173,170.74/238,973.32 = 96,691.12/x
  3. Step 3: Cross multiply
    173,170.74x = 238,973.32 × 96,691.12
  4. Step 4: Simplify right side
    173,170.74x = 23,106,597,484.35
  5. Step 5: Solve for x
    x = 23,106,597,484.35/173,170.74
  6. Step 6: Final answer
    x = 133,432.46

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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.