Home / 279,150.98-418,473.07-101,532.42

Finding the Fourth Proportional to 279,150.98, 418,473.07 and 101,532.42

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Solution

The fourth proportional to 279,150.98, 418,473.07 and 101,532.42 is: 152,206.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,150.98 : 418,473.07 = 101,532.42 : x
  2. Step 2: Convert to fraction form
    279,150.98/418,473.07 = 101,532.42/x
  3. Step 3: Cross multiply
    279,150.98x = 418,473.07 × 101,532.42
  4. Step 4: Simplify right side
    279,150.98x = 42,488,583,248.10
  5. Step 5: Solve for x
    x = 42,488,583,248.10/279,150.98
  6. Step 6: Final answer
    x = 152,206.47

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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.