Home / 58,680.12-88,019.82-19,236.96

Finding the Fourth Proportional to 58,680.12, 88,019.82 and 19,236.96

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Solution

The fourth proportional to 58,680.12, 88,019.82 and 19,236.96 is: 28,855.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,680.12 : 88,019.82 = 19,236.96 : x
  2. Step 2: Convert to fraction form
    58,680.12/88,019.82 = 19,236.96/x
  3. Step 3: Cross multiply
    58,680.12x = 88,019.82 × 19,236.96
  4. Step 4: Simplify right side
    58,680.12x = 1,693,233,756.55
  5. Step 5: Solve for x
    x = 1,693,233,756.55/58,680.12
  6. Step 6: Final answer
    x = 28,855.32

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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.