Home / 42,236.96-63,345.46-14,158.04

Finding the Fourth Proportional to 42,236.96, 63,345.46 and 14,158.04

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Solution

The fourth proportional to 42,236.96, 63,345.46 and 14,158.04 is: 21,233.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,236.96 : 63,345.46 = 14,158.04 : x
  2. Step 2: Convert to fraction form
    42,236.96/63,345.46 = 14,158.04/x
  3. Step 3: Cross multiply
    42,236.96x = 63,345.46 × 14,158.04
  4. Step 4: Simplify right side
    42,236.96x = 896,847,556.50
  5. Step 5: Solve for x
    x = 896,847,556.50/42,236.96
  6. Step 6: Final answer
    x = 21,233.71

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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.