Home / 363,727.09-545,591.65-127,069.76

Finding the Fourth Proportional to 363,727.09, 545,591.65 and 127,069.76

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Solution

The fourth proportional to 363,727.09, 545,591.65 and 127,069.76 is: 190,605.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,727.09 : 545,591.65 = 127,069.76 : x
  2. Step 2: Convert to fraction form
    363,727.09/545,591.65 = 127,069.76/x
  3. Step 3: Cross multiply
    363,727.09x = 545,591.65 × 127,069.76
  4. Step 4: Simplify right side
    363,727.09x = 69,328,201,308.06
  5. Step 5: Solve for x
    x = 69,328,201,308.06/363,727.09
  6. Step 6: Final answer
    x = 190,605.00

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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.