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Finding the Fourth Proportional to 173,251.21, 239,088.45 and 101,632.45

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Solution

The fourth proportional to 173,251.21, 239,088.45 and 101,632.45 is: 140,253.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,251.21 : 239,088.45 = 101,632.45 : x
  2. Step 2: Convert to fraction form
    173,251.21/239,088.45 = 101,632.45/x
  3. Step 3: Cross multiply
    173,251.21x = 239,088.45 × 101,632.45
  4. Step 4: Simplify right side
    173,251.21x = 24,299,144,940.20
  5. Step 5: Solve for x
    x = 24,299,144,940.20/173,251.21
  6. Step 6: Final answer
    x = 140,253.83

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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.