Home / 38,750.10-58,103.33-13,437.75

Finding the Fourth Proportional to 38,750.10, 58,103.33 and 13,437.75

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Solution

The fourth proportional to 38,750.10, 58,103.33 and 13,437.75 is: 20,149.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,750.10 : 58,103.33 = 13,437.75 : x
  2. Step 2: Convert to fraction form
    38,750.10/58,103.33 = 13,437.75/x
  3. Step 3: Cross multiply
    38,750.10x = 58,103.33 × 13,437.75
  4. Step 4: Simplify right side
    38,750.10x = 780,777,846.58
  5. Step 5: Solve for x
    x = 780,777,846.58/38,750.10
  6. Step 6: Final answer
    x = 20,149.06

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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.