Home / 147,331.13-203,263.65-96,372.95

Finding the Fourth Proportional to 147,331.13, 203,263.65 and 96,372.95

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Solution

The fourth proportional to 147,331.13, 203,263.65 and 96,372.95 is: 132,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,331.13 : 203,263.65 = 96,372.95 : x
  2. Step 2: Convert to fraction form
    147,331.13/203,263.65 = 96,372.95/x
  3. Step 3: Cross multiply
    147,331.13x = 203,263.65 × 96,372.95
  4. Step 4: Simplify right side
    147,331.13x = 19,589,117,578.27
  5. Step 5: Solve for x
    x = 19,589,117,578.27/147,331.13
  6. Step 6: Final answer
    x = 132,959.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.