Home / 48,131.55-66,422.84-26,909.55

Finding the Fourth Proportional to 48,131.55, 66,422.84 and 26,909.55

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Solution

The fourth proportional to 48,131.55, 66,422.84 and 26,909.55 is: 37,135.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,131.55 : 66,422.84 = 26,909.55 : x
  2. Step 2: Convert to fraction form
    48,131.55/66,422.84 = 26,909.55/x
  3. Step 3: Cross multiply
    48,131.55x = 66,422.84 × 26,909.55
  4. Step 4: Simplify right side
    48,131.55x = 1,787,408,599.57
  5. Step 5: Solve for x
    x = 1,787,408,599.57/48,131.55
  6. Step 6: Final answer
    x = 37,135.90

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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.