Home / 40,809.20-61,166.40-23,291.32

Finding the Fourth Proportional to 40,809.20, 61,166.40 and 23,291.32

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Solution

The fourth proportional to 40,809.20, 61,166.40 and 23,291.32 is: 34,909.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,809.20 : 61,166.40 = 23,291.32 : x
  2. Step 2: Convert to fraction form
    40,809.20/61,166.40 = 23,291.32/x
  3. Step 3: Cross multiply
    40,809.20x = 61,166.40 × 23,291.32
  4. Step 4: Simplify right side
    40,809.20x = 1,424,646,195.65
  5. Step 5: Solve for x
    x = 1,424,646,195.65/40,809.20
  6. Step 6: Final answer
    x = 34,909.93

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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.