Home / 67,512.06-93,153.66-40,656.30

Finding the Fourth Proportional to 67,512.06, 93,153.66 and 40,656.30

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Solution

The fourth proportional to 67,512.06, 93,153.66 and 40,656.30 is: 56,097.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,512.06 : 93,153.66 = 40,656.30 : x
  2. Step 2: Convert to fraction form
    67,512.06/93,153.66 = 40,656.30/x
  3. Step 3: Cross multiply
    67,512.06x = 93,153.66 × 40,656.30
  4. Step 4: Simplify right side
    67,512.06x = 3,787,283,147.06
  5. Step 5: Solve for x
    x = 3,787,283,147.06/67,512.06
  6. Step 6: Final answer
    x = 56,097.88

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1.5x scale

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.