Home / 96,519.40-144,663.90-40,359.40

Finding the Fourth Proportional to 96,519.40, 144,663.90 and 40,359.40

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Solution

The fourth proportional to 96,519.40, 144,663.90 and 40,359.40 is: 60,490.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,519.40 : 144,663.90 = 40,359.40 : x
  2. Step 2: Convert to fraction form
    96,519.40/144,663.90 = 40,359.40/x
  3. Step 3: Cross multiply
    96,519.40x = 144,663.90 × 40,359.40
  4. Step 4: Simplify right side
    96,519.40x = 5,838,548,205.66
  5. Step 5: Solve for x
    x = 5,838,548,205.66/96,519.40
  6. Step 6: Final answer
    x = 60,490.93

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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.