Home / 63,950.31-88,307.15-40,117.95

Finding the Fourth Proportional to 63,950.31, 88,307.15 and 40,117.95

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Solution

The fourth proportional to 63,950.31, 88,307.15 and 40,117.95 is: 55,397.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,950.31 : 88,307.15 = 40,117.95 : x
  2. Step 2: Convert to fraction form
    63,950.31/88,307.15 = 40,117.95/x
  3. Step 3: Cross multiply
    63,950.31x = 88,307.15 × 40,117.95
  4. Step 4: Simplify right side
    63,950.31x = 3,542,701,627.75
  5. Step 5: Solve for x
    x = 3,542,701,627.75/63,950.31
  6. Step 6: Final answer
    x = 55,397.72

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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.