Home / 57,572.09-86,198.70-29,431.58

Finding the Fourth Proportional to 57,572.09, 86,198.70 and 29,431.58

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Solution

The fourth proportional to 57,572.09, 86,198.70 and 29,431.58 is: 44,065.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,572.09 : 86,198.70 = 29,431.58 : x
  2. Step 2: Convert to fraction form
    57,572.09/86,198.70 = 29,431.58/x
  3. Step 3: Cross multiply
    57,572.09x = 86,198.70 × 29,431.58
  4. Step 4: Simplify right side
    57,572.09x = 2,536,963,934.95
  5. Step 5: Solve for x
    x = 2,536,963,934.95/57,572.09
  6. Step 6: Final answer
    x = 44,065.86

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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.