Home / 159,742.16-239,523.30-53,069

Finding the Fourth Proportional to 159,742.16, 239,523.30 and 53,069

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Solution

The fourth proportional to 159,742.16, 239,523.30 and 53,069 is: 79,573.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,742.16 : 239,523.30 = 53,069 : x
  2. Step 2: Convert to fraction form
    159,742.16/239,523.30 = 53,069/x
  3. Step 3: Cross multiply
    159,742.16x = 239,523.30 × 53,069
  4. Step 4: Simplify right side
    159,742.16x = 12,711,262,007.70
  5. Step 5: Solve for x
    x = 12,711,262,007.70/159,742.16
  6. Step 6: Final answer
    x = 79,573.62

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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.