Home / 56,017.85-77,304.92-30,524.49

Finding the Fourth Proportional to 56,017.85, 77,304.92 and 30,524.49

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Solution

The fourth proportional to 56,017.85, 77,304.92 and 30,524.49 is: 42,123.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,017.85 : 77,304.92 = 30,524.49 : x
  2. Step 2: Convert to fraction form
    56,017.85/77,304.92 = 30,524.49/x
  3. Step 3: Cross multiply
    56,017.85x = 77,304.92 × 30,524.49
  4. Step 4: Simplify right side
    56,017.85x = 2,359,693,104.87
  5. Step 5: Solve for x
    x = 2,359,693,104.87/56,017.85
  6. Step 6: Final answer
    x = 42,123.95

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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.