Home / 369,549.05-554,406.66-132,891.75

Finding the Fourth Proportional to 369,549.05, 554,406.66 and 132,891.75

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Solution

The fourth proportional to 369,549.05, 554,406.66 and 132,891.75 is: 199,367.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,549.05 : 554,406.66 = 132,891.75 : x
  2. Step 2: Convert to fraction form
    369,549.05/554,406.66 = 132,891.75/x
  3. Step 3: Cross multiply
    369,549.05x = 554,406.66 × 132,891.75
  4. Step 4: Simplify right side
    369,549.05x = 73,676,071,259.06
  5. Step 5: Solve for x
    x = 73,676,071,259.06/369,549.05
  6. Step 6: Final answer
    x = 199,367.51

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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.