Home / 57,519.84-86,288.28-29,455.74

Finding the Fourth Proportional to 57,519.84, 86,288.28 and 29,455.74

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Solution

The fourth proportional to 57,519.84, 86,288.28 and 29,455.74 is: 44,187.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,519.84 : 86,288.28 = 29,455.74 : x
  2. Step 2: Convert to fraction form
    57,519.84/86,288.28 = 29,455.74/x
  3. Step 3: Cross multiply
    57,519.84x = 86,288.28 × 29,455.74
  4. Step 4: Simplify right side
    57,519.84x = 2,541,685,140.73
  5. Step 5: Solve for x
    x = 2,541,685,140.73/57,519.84
  6. Step 6: Final answer
    x = 44,187.97

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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.