Home / 243,388.24-365,116.98-74,922.62

Finding the Fourth Proportional to 243,388.24, 365,116.98 and 74,922.62

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Solution

The fourth proportional to 243,388.24, 365,116.98 and 74,922.62 is: 112,394.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,388.24 : 365,116.98 = 74,922.62 : x
  2. Step 2: Convert to fraction form
    243,388.24/365,116.98 = 74,922.62/x
  3. Step 3: Cross multiply
    243,388.24x = 365,116.98 × 74,922.62
  4. Step 4: Simplify right side
    243,388.24x = 27,355,520,748.09
  5. Step 5: Solve for x
    x = 27,355,520,748.09/243,388.24
  6. Step 6: Final answer
    x = 112,394.59

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1.5x scale

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.