Home / 369,427.66-554,240.16-132,772.38

Finding the Fourth Proportional to 369,427.66, 554,240.16 and 132,772.38

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Solution

The fourth proportional to 369,427.66, 554,240.16 and 132,772.38 is: 199,194.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,427.66 : 554,240.16 = 132,772.38 : x
  2. Step 2: Convert to fraction form
    369,427.66/554,240.16 = 132,772.38/x
  3. Step 3: Cross multiply
    369,427.66x = 554,240.16 × 132,772.38
  4. Step 4: Simplify right side
    369,427.66x = 73,587,785,134.78
  5. Step 5: Solve for x
    x = 73,587,785,134.78/369,427.66
  6. Step 6: Final answer
    x = 199,194.03

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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.