Home / 279,097.04-418,823.16-101,586.80

Finding the Fourth Proportional to 279,097.04, 418,823.16 and 101,586.80

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Solution

The fourth proportional to 279,097.04, 418,823.16 and 101,586.80 is: 152,444.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,097.04 : 418,823.16 = 101,586.80 : x
  2. Step 2: Convert to fraction form
    279,097.04/418,823.16 = 101,586.80/x
  3. Step 3: Cross multiply
    279,097.04x = 418,823.16 × 101,586.80
  4. Step 4: Simplify right side
    279,097.04x = 42,546,904,590.29
  5. Step 5: Solve for x
    x = 42,546,904,590.29/279,097.04
  6. Step 6: Final answer
    x = 152,444.84

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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.