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Finding the Fourth Proportional to 173,598.88, 239,568.34 and 101,981.92

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Solution

The fourth proportional to 173,598.88, 239,568.34 and 101,981.92 is: 140,736.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,598.88 : 239,568.34 = 101,981.92 : x
  2. Step 2: Convert to fraction form
    173,598.88/239,568.34 = 101,981.92/x
  3. Step 3: Cross multiply
    173,598.88x = 239,568.34 × 101,981.92
  4. Step 4: Simplify right side
    173,598.88x = 24,431,639,284.41
  5. Step 5: Solve for x
    x = 24,431,639,284.41/173,598.88
  6. Step 6: Final answer
    x = 140,736.16

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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.