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Finding the Fourth Proportional to 79,505.83, 119,264.27 and 26,897.53

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Solution

The fourth proportional to 79,505.83, 119,264.27 and 26,897.53 is: 40,348.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,505.83 : 119,264.27 = 26,897.53 : x
  2. Step 2: Convert to fraction form
    79,505.83/119,264.27 = 26,897.53/x
  3. Step 3: Cross multiply
    79,505.83x = 119,264.27 × 26,897.53
  4. Step 4: Simplify right side
    79,505.83x = 3,207,914,145.77
  5. Step 5: Solve for x
    x = 3,207,914,145.77/79,505.83
  6. Step 6: Final answer
    x = 40,348.16

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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.