Home / 96,278.58-144,452.04-42,965.70

Finding the Fourth Proportional to 96,278.58, 144,452.04 and 42,965.70

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Solution

The fourth proportional to 96,278.58, 144,452.04 and 42,965.70 is: 64,463.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,278.58 : 144,452.04 = 42,965.70 : x
  2. Step 2: Convert to fraction form
    96,278.58/144,452.04 = 42,965.70/x
  3. Step 3: Cross multiply
    96,278.58x = 144,452.04 × 42,965.70
  4. Step 4: Simplify right side
    96,278.58x = 6,206,483,015.03
  5. Step 5: Solve for x
    x = 6,206,483,015.03/96,278.58
  6. Step 6: Final answer
    x = 64,463.80

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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.