Home / 56,229.98-77,595.28-30,736.14

Finding the Fourth Proportional to 56,229.98, 77,595.28 and 30,736.14

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Solution

The fourth proportional to 56,229.98, 77,595.28 and 30,736.14 is: 42,414.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,229.98 : 77,595.28 = 30,736.14 : x
  2. Step 2: Convert to fraction form
    56,229.98/77,595.28 = 30,736.14/x
  3. Step 3: Cross multiply
    56,229.98x = 77,595.28 × 30,736.14
  4. Step 4: Simplify right side
    56,229.98x = 2,384,979,312.58
  5. Step 5: Solve for x
    x = 2,384,979,312.58/56,229.98
  6. Step 6: Final answer
    x = 42,414.73

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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.