Home / 40,825.75-61,242.50-15,867.73

Finding the Fourth Proportional to 40,825.75, 61,242.50 and 15,867.73

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Solution

The fourth proportional to 40,825.75, 61,242.50 and 15,867.73 is: 23,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825.75 : 61,242.50 = 15,867.73 : x
  2. Step 2: Convert to fraction form
    40,825.75/61,242.50 = 15,867.73/x
  3. Step 3: Cross multiply
    40,825.75x = 61,242.50 × 15,867.73
  4. Step 4: Simplify right side
    40,825.75x = 971,779,454.53
  5. Step 5: Solve for x
    x = 971,779,454.53/40,825.75
  6. Step 6: Final answer
    x = 23,803.10

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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.