Home / 332,079.60-498,488.16-172,112.70

Finding the Fourth Proportional to 332,079.60, 498,488.16 and 172,112.70

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Solution

The fourth proportional to 332,079.60, 498,488.16 and 172,112.70 is: 258,360.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,079.60 : 498,488.16 = 172,112.70 : x
  2. Step 2: Convert to fraction form
    332,079.60/498,488.16 = 172,112.70/x
  3. Step 3: Cross multiply
    332,079.60x = 498,488.16 × 172,112.70
  4. Step 4: Simplify right side
    332,079.60x = 85,796,143,135.63
  5. Step 5: Solve for x
    x = 85,796,143,135.63/332,079.60
  6. Step 6: Final answer
    x = 258,360.17

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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.