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Finding the Fourth Proportional to 173,217.52, 238,985.76 and 101,600.56

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Solution

The fourth proportional to 173,217.52, 238,985.76 and 101,600.56 is: 140,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,217.52 : 238,985.76 = 101,600.56 : x
  2. Step 2: Convert to fraction form
    173,217.52/238,985.76 = 101,600.56/x
  3. Step 3: Cross multiply
    173,217.52x = 238,985.76 × 101,600.56
  4. Step 4: Simplify right side
    173,217.52x = 24,281,087,048.03
  5. Step 5: Solve for x
    x = 24,281,087,048.03/173,217.52
  6. Step 6: Final answer
    x = 140,176.85

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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.