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Finding the Fourth Proportional to 173,100.38, 238,886.77 and 97,648.88

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Solution

The fourth proportional to 173,100.38, 238,886.77 and 97,648.88 is: 134,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,100.38 : 238,886.77 = 97,648.88 : x
  2. Step 2: Convert to fraction form
    173,100.38/238,886.77 = 97,648.88/x
  3. Step 3: Cross multiply
    173,100.38x = 238,886.77 × 97,648.88
  4. Step 4: Simplify right side
    173,100.38x = 23,327,024,281.85
  5. Step 5: Solve for x
    x = 23,327,024,281.85/173,100.38
  6. Step 6: Final answer
    x = 134,760.10

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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.