Home / 67,848.68-93,631.20-38,040.68

Finding the Fourth Proportional to 67,848.68, 93,631.20 and 38,040.68

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Solution

The fourth proportional to 67,848.68, 93,631.20 and 38,040.68 is: 52,496.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,848.68 : 93,631.20 = 38,040.68 : x
  2. Step 2: Convert to fraction form
    67,848.68/93,631.20 = 38,040.68/x
  3. Step 3: Cross multiply
    67,848.68x = 93,631.20 × 38,040.68
  4. Step 4: Simplify right side
    67,848.68x = 3,561,794,517.22
  5. Step 5: Solve for x
    x = 3,561,794,517.22/67,848.68
  6. Step 6: Final answer
    x = 52,496.15

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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.