Home / 53,253.18-73,488.90-29,380.04

Finding the Fourth Proportional to 53,253.18, 73,488.90 and 29,380.04

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Solution

The fourth proportional to 53,253.18, 73,488.90 and 29,380.04 is: 40,544.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,253.18 : 73,488.90 = 29,380.04 : x
  2. Step 2: Convert to fraction form
    53,253.18/73,488.90 = 29,380.04/x
  3. Step 3: Cross multiply
    53,253.18x = 73,488.90 × 29,380.04
  4. Step 4: Simplify right side
    53,253.18x = 2,159,106,821.56
  5. Step 5: Solve for x
    x = 2,159,106,821.56/53,253.18
  6. Step 6: Final answer
    x = 40,544.19

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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.