Home / 38,724.34-53,469.69-29,757.70

Finding the Fourth Proportional to 38,724.34, 53,469.69 and 29,757.70

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Solution

The fourth proportional to 38,724.34, 53,469.69 and 29,757.70 is: 41,088.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,724.34 : 53,469.69 = 29,757.70 : x
  2. Step 2: Convert to fraction form
    38,724.34/53,469.69 = 29,757.70/x
  3. Step 3: Cross multiply
    38,724.34x = 53,469.69 × 29,757.70
  4. Step 4: Simplify right side
    38,724.34x = 1,591,134,994.11
  5. Step 5: Solve for x
    x = 1,591,134,994.11/38,724.34
  6. Step 6: Final answer
    x = 41,088.76

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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.