Home / 67,627.25-101,458.18-39,570.90

Finding the Fourth Proportional to 67,627.25, 101,458.18 and 39,570.90

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Solution

The fourth proportional to 67,627.25, 101,458.18 and 39,570.90 is: 59,366.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,627.25 : 101,458.18 = 39,570.90 : x
  2. Step 2: Convert to fraction form
    67,627.25/101,458.18 = 39,570.90/x
  3. Step 3: Cross multiply
    67,627.25x = 101,458.18 × 39,570.90
  4. Step 4: Simplify right side
    67,627.25x = 4,014,791,664.74
  5. Step 5: Solve for x
    x = 4,014,791,664.74/67,627.25
  6. Step 6: Final answer
    x = 59,366.48

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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.