Home / 52,337.82-78,444.19-19,018.88

Finding the Fourth Proportional to 52,337.82, 78,444.19 and 19,018.88

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Solution

The fourth proportional to 52,337.82, 78,444.19 and 19,018.88 is: 28,505.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,337.82 : 78,444.19 = 19,018.88 : x
  2. Step 2: Convert to fraction form
    52,337.82/78,444.19 = 19,018.88/x
  3. Step 3: Cross multiply
    52,337.82x = 78,444.19 × 19,018.88
  4. Step 4: Simplify right side
    52,337.82x = 1,491,920,487.74
  5. Step 5: Solve for x
    x = 1,491,920,487.74/52,337.82
  6. Step 6: Final answer
    x = 28,505.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.