Home / 118,046.13-162,898.92-64,330.00

Finding the Fourth Proportional to 118,046.13, 162,898.92 and 64,330.00

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Solution

The fourth proportional to 118,046.13, 162,898.92 and 64,330.00 is: 88,772.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,046.13 : 162,898.92 = 64,330.00 : x
  2. Step 2: Convert to fraction form
    118,046.13/162,898.92 = 64,330.00/x
  3. Step 3: Cross multiply
    118,046.13x = 162,898.92 × 64,330.00
  4. Step 4: Simplify right side
    118,046.13x = 10,479,287,297.28
  5. Step 5: Solve for x
    x = 10,479,287,297.28/118,046.13
  6. Step 6: Final answer
    x = 88,772.81

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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.