Home / 38,655.70-57,983.55-29,896.90

Finding the Fourth Proportional to 38,655.70, 57,983.55 and 29,896.90

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Solution

The fourth proportional to 38,655.70, 57,983.55 and 29,896.90 is: 44,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,655.70 : 57,983.55 = 29,896.90 : x
  2. Step 2: Convert to fraction form
    38,655.70/57,983.55 = 29,896.90/x
  3. Step 3: Cross multiply
    38,655.70x = 57,983.55 × 29,896.90
  4. Step 4: Simplify right side
    38,655.70x = 1,733,528,396.00
  5. Step 5: Solve for x
    x = 1,733,528,396.00/38,655.70
  6. Step 6: Final answer
    x = 44,845.35

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Double scale
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Similar ratio
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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.