Home / 96,436.48-144,680.80-87,183.04

Finding the Fourth Proportional to 96,436.48, 144,680.80 and 87,183.04

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Solution

The fourth proportional to 96,436.48, 144,680.80 and 87,183.04 is: 130,798.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,436.48 : 144,680.80 = 87,183.04 : x
  2. Step 2: Convert to fraction form
    96,436.48/144,680.80 = 87,183.04/x
  3. Step 3: Cross multiply
    96,436.48x = 144,680.80 × 87,183.04
  4. Step 4: Simplify right side
    96,436.48x = 12,613,711,973.63
  5. Step 5: Solve for x
    x = 12,613,711,973.63/96,436.48
  6. Step 6: Final answer
    x = 130,798.14

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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.