Home / 96,138.65-144,259.68-40,017.49

Finding the Fourth Proportional to 96,138.65, 144,259.68 and 40,017.49

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Solution

The fourth proportional to 96,138.65, 144,259.68 and 40,017.49 is: 60,047.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,138.65 : 144,259.68 = 40,017.49 : x
  2. Step 2: Convert to fraction form
    96,138.65/144,259.68 = 40,017.49/x
  3. Step 3: Cross multiply
    96,138.65x = 144,259.68 × 40,017.49
  4. Step 4: Simplify right side
    96,138.65x = 5,772,910,902.68
  5. Step 5: Solve for x
    x = 5,772,910,902.68/96,138.65
  6. Step 6: Final answer
    x = 60,047.77

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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.