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Finding the Fourth Proportional to 92,499.34, 127,649.49 and 50,057.87

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Solution

The fourth proportional to 92,499.34, 127,649.49 and 50,057.87 is: 69,080.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,499.34 : 127,649.49 = 50,057.87 : x
  2. Step 2: Convert to fraction form
    92,499.34/127,649.49 = 50,057.87/x
  3. Step 3: Cross multiply
    92,499.34x = 127,649.49 × 50,057.87
  4. Step 4: Simplify right side
    92,499.34x = 6,389,861,575.99
  5. Step 5: Solve for x
    x = 6,389,861,575.99/92,499.34
  6. Step 6: Final answer
    x = 69,080.08

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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.