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Finding the Fourth Proportional to 83,353.98, 125,038.62 and 27,179.67

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Solution

The fourth proportional to 83,353.98, 125,038.62 and 27,179.67 is: 40,772.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,353.98 : 125,038.62 = 27,179.67 : x
  2. Step 2: Convert to fraction form
    83,353.98/125,038.62 = 27,179.67/x
  3. Step 3: Cross multiply
    83,353.98x = 125,038.62 × 27,179.67
  4. Step 4: Simplify right side
    83,353.98x = 3,398,508,428.86
  5. Step 5: Solve for x
    x = 3,398,508,428.86/83,353.98
  6. Step 6: Final answer
    x = 40,772.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.