Home / 132,723.04-199,077.36-53,816.08

Finding the Fourth Proportional to 132,723.04, 199,077.36 and 53,816.08

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Solution

The fourth proportional to 132,723.04, 199,077.36 and 53,816.08 is: 80,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,723.04 : 199,077.36 = 53,816.08 : x
  2. Step 2: Convert to fraction form
    132,723.04/199,077.36 = 53,816.08/x
  3. Step 3: Cross multiply
    132,723.04x = 199,077.36 × 53,816.08
  4. Step 4: Simplify right side
    132,723.04x = 10,713,563,131.95
  5. Step 5: Solve for x
    x = 10,713,563,131.95/132,723.04
  6. Step 6: Final answer
    x = 80,721.20

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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.