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Finding the Fourth Proportional to 79,666.32, 119,499.48 and 24,262.80

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Solution

The fourth proportional to 79,666.32, 119,499.48 and 24,262.80 is: 36,394.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,666.32 : 119,499.48 = 24,262.80 : x
  2. Step 2: Convert to fraction form
    79,666.32/119,499.48 = 24,262.80/x
  3. Step 3: Cross multiply
    79,666.32x = 119,499.48 × 24,262.80
  4. Step 4: Simplify right side
    79,666.32x = 2,899,391,983.34
  5. Step 5: Solve for x
    x = 2,899,391,983.34/79,666.32
  6. Step 6: Final answer
    x = 36,394.20

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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.