Home / 179,669.80-269,537.10-74,499.40

Finding the Fourth Proportional to 179,669.80, 269,537.10 and 74,499.40

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Solution

The fourth proportional to 179,669.80, 269,537.10 and 74,499.40 is: 111,762.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,669.80 : 269,537.10 = 74,499.40 : x
  2. Step 2: Convert to fraction form
    179,669.80/269,537.10 = 74,499.40/x
  3. Step 3: Cross multiply
    179,669.80x = 269,537.10 × 74,499.40
  4. Step 4: Simplify right side
    179,669.80x = 20,080,352,227.74
  5. Step 5: Solve for x
    x = 20,080,352,227.74/179,669.80
  6. Step 6: Final answer
    x = 111,762.53

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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.