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Finding the Fourth Proportional to 53,006.84, 73,150.84 and 29,134.15

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Solution

The fourth proportional to 53,006.84, 73,150.84 and 29,134.15 is: 40,205.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,006.84 : 73,150.84 = 29,134.15 : x
  2. Step 2: Convert to fraction form
    53,006.84/73,150.84 = 29,134.15/x
  3. Step 3: Cross multiply
    53,006.84x = 73,150.84 × 29,134.15
  4. Step 4: Simplify right side
    53,006.84x = 2,131,187,399.52
  5. Step 5: Solve for x
    x = 2,131,187,399.52/53,006.84
  6. Step 6: Final answer
    x = 40,205.89

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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.