Home / 87,957.42-131,973.49-43,585.01

Finding the Fourth Proportional to 87,957.42, 131,973.49 and 43,585.01

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Solution

The fourth proportional to 87,957.42, 131,973.49 and 43,585.01 is: 65,396.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,957.42 : 131,973.49 = 43,585.01 : x
  2. Step 2: Convert to fraction form
    87,957.42/131,973.49 = 43,585.01/x
  3. Step 3: Cross multiply
    87,957.42x = 131,973.49 × 43,585.01
  4. Step 4: Simplify right side
    87,957.42x = 5,752,065,881.38
  5. Step 5: Solve for x
    x = 5,752,065,881.38/87,957.42
  6. Step 6: Final answer
    x = 65,396.03

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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.