Home / 132,341.80-198,470.04-43,574.18

Finding the Fourth Proportional to 132,341.80, 198,470.04 and 43,574.18

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Solution

The fourth proportional to 132,341.80, 198,470.04 and 43,574.18 is: 65,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,341.80 : 198,470.04 = 43,574.18 : x
  2. Step 2: Convert to fraction form
    132,341.80/198,470.04 = 43,574.18/x
  3. Step 3: Cross multiply
    132,341.80x = 198,470.04 × 43,574.18
  4. Step 4: Simplify right side
    132,341.80x = 8,648,169,247.57
  5. Step 5: Solve for x
    x = 8,648,169,247.57/132,341.80
  6. Step 6: Final answer
    x = 65,347.22

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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.