Home / 369,397.52-554,195.02-132,742.26

Finding the Fourth Proportional to 369,397.52, 554,195.02 and 132,742.26

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Solution

The fourth proportional to 369,397.52, 554,195.02 and 132,742.26 is: 199,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,397.52 : 554,195.02 = 132,742.26 : x
  2. Step 2: Convert to fraction form
    369,397.52/554,195.02 = 132,742.26/x
  3. Step 3: Cross multiply
    369,397.52x = 554,195.02 × 132,742.26
  4. Step 4: Simplify right side
    369,397.52x = 73,565,099,435.55
  5. Step 5: Solve for x
    x = 73,565,099,435.55/369,397.52
  6. Step 6: Final answer
    x = 199,148.87

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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.