Home / 67,192.81-92,734.65-43,388.69

Finding the Fourth Proportional to 67,192.81, 92,734.65 and 43,388.69

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Solution

The fourth proportional to 67,192.81, 92,734.65 and 43,388.69 is: 59,881.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,192.81 : 92,734.65 = 43,388.69 : x
  2. Step 2: Convert to fraction form
    67,192.81/92,734.65 = 43,388.69/x
  3. Step 3: Cross multiply
    67,192.81x = 92,734.65 × 43,388.69
  4. Step 4: Simplify right side
    67,192.81x = 4,023,634,517.44
  5. Step 5: Solve for x
    x = 4,023,634,517.44/67,192.81
  6. Step 6: Final answer
    x = 59,881.92

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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.