Home / 67,720.25-93,422.93-43,854.62

Finding the Fourth Proportional to 67,720.25, 93,422.93 and 43,854.62

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Solution

The fourth proportional to 67,720.25, 93,422.93 and 43,854.62 is: 60,499.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,720.25 : 93,422.93 = 43,854.62 : x
  2. Step 2: Convert to fraction form
    67,720.25/93,422.93 = 43,854.62/x
  3. Step 3: Cross multiply
    67,720.25x = 93,422.93 × 43,854.62
  4. Step 4: Simplify right side
    67,720.25x = 4,097,027,094.44
  5. Step 5: Solve for x
    x = 4,097,027,094.44/67,720.25
  6. Step 6: Final answer
    x = 60,499.29

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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.