Home / 96,270.30-144,328.65-40,820.70

Finding the Fourth Proportional to 96,270.30, 144,328.65 and 40,820.70

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Solution

The fourth proportional to 96,270.30, 144,328.65 and 40,820.70 is: 61,198.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,270.30 : 144,328.65 = 40,820.70 : x
  2. Step 2: Convert to fraction form
    96,270.30/144,328.65 = 40,820.70/x
  3. Step 3: Cross multiply
    96,270.30x = 144,328.65 × 40,820.70
  4. Step 4: Simplify right side
    96,270.30x = 5,891,596,523.06
  5. Step 5: Solve for x
    x = 5,891,596,523.06/96,270.30
  6. Step 6: Final answer
    x = 61,198.49

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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.