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Finding the Fourth Proportional to 83,169.99, 114,774.50 and 45,444.24

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Solution

The fourth proportional to 83,169.99, 114,774.50 and 45,444.24 is: 62,713.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,169.99 : 114,774.50 = 45,444.24 : x
  2. Step 2: Convert to fraction form
    83,169.99/114,774.50 = 45,444.24/x
  3. Step 3: Cross multiply
    83,169.99x = 114,774.50 × 45,444.24
  4. Step 4: Simplify right side
    83,169.99x = 5,215,840,037.49
  5. Step 5: Solve for x
    x = 5,215,840,037.49/83,169.99
  6. Step 6: Final answer
    x = 62,713.01

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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.