Home / 96,436.80-144,655.20-25,359.30

Finding the Fourth Proportional to 96,436.80, 144,655.20 and 25,359.30

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Solution

The fourth proportional to 96,436.80, 144,655.20 and 25,359.30 is: 38,038.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,436.80 : 144,655.20 = 25,359.30 : x
  2. Step 2: Convert to fraction form
    96,436.80/144,655.20 = 25,359.30/x
  3. Step 3: Cross multiply
    96,436.80x = 144,655.20 × 25,359.30
  4. Step 4: Simplify right side
    96,436.80x = 3,668,354,613.36
  5. Step 5: Solve for x
    x = 3,668,354,613.36/96,436.80
  6. Step 6: Final answer
    x = 38,038.95

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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.