Home / 53,902.32-74,385.29-30,029.83

Finding the Fourth Proportional to 53,902.32, 74,385.29 and 30,029.83

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Solution

The fourth proportional to 53,902.32, 74,385.29 and 30,029.83 is: 41,441.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,902.32 : 74,385.29 = 30,029.83 : x
  2. Step 2: Convert to fraction form
    53,902.32/74,385.29 = 30,029.83/x
  3. Step 3: Cross multiply
    53,902.32x = 74,385.29 × 30,029.83
  4. Step 4: Simplify right side
    53,902.32x = 2,233,777,613.20
  5. Step 5: Solve for x
    x = 2,233,777,613.20/53,902.32
  6. Step 6: Final answer
    x = 41,441.21

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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.