Home / 48,988.38-67,605.39-27,766.98

Finding the Fourth Proportional to 48,988.38, 67,605.39 and 27,766.98

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Solution

The fourth proportional to 48,988.38, 67,605.39 and 27,766.98 is: 38,319.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,988.38 : 67,605.39 = 27,766.98 : x
  2. Step 2: Convert to fraction form
    48,988.38/67,605.39 = 27,766.98/x
  3. Step 3: Cross multiply
    48,988.38x = 67,605.39 × 27,766.98
  4. Step 4: Simplify right side
    48,988.38x = 1,877,197,512.02
  5. Step 5: Solve for x
    x = 1,877,197,512.02/48,988.38
  6. Step 6: Final answer
    x = 38,319.24

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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.