Home / 57,348.35-86,050.70-25,780.71

Finding the Fourth Proportional to 57,348.35, 86,050.70 and 25,780.71

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Solution

The fourth proportional to 57,348.35, 86,050.70 and 25,780.71 is: 38,683.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,348.35 : 86,050.70 = 25,780.71 : x
  2. Step 2: Convert to fraction form
    57,348.35/86,050.70 = 25,780.71/x
  3. Step 3: Cross multiply
    57,348.35x = 86,050.70 × 25,780.71
  4. Step 4: Simplify right side
    57,348.35x = 2,218,448,142.00
  5. Step 5: Solve for x
    x = 2,218,448,142.00/57,348.35
  6. Step 6: Final answer
    x = 38,683.73

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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.