Home / 67,590.30-101,356.29-27,582.78

Finding the Fourth Proportional to 67,590.30, 101,356.29 and 27,582.78

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Solution

The fourth proportional to 67,590.30, 101,356.29 and 27,582.78 is: 41,362.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,590.30 : 101,356.29 = 27,582.78 : x
  2. Step 2: Convert to fraction form
    67,590.30/101,356.29 = 27,582.78/x
  3. Step 3: Cross multiply
    67,590.30x = 101,356.29 × 27,582.78
  4. Step 4: Simplify right side
    67,590.30x = 2,795,688,248.69
  5. Step 5: Solve for x
    x = 2,795,688,248.69/67,590.30
  6. Step 6: Final answer
    x = 41,362.27

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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.