Home / 64,020.27-88,316.55-41,378.61

Finding the Fourth Proportional to 64,020.27, 88,316.55 and 41,378.61

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Solution

The fourth proportional to 64,020.27, 88,316.55 and 41,378.61 is: 57,082.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,020.27 : 88,316.55 = 41,378.61 : x
  2. Step 2: Convert to fraction form
    64,020.27/88,316.55 = 41,378.61/x
  3. Step 3: Cross multiply
    64,020.27x = 88,316.55 × 41,378.61
  4. Step 4: Simplify right side
    64,020.27x = 3,654,416,079.00
  5. Step 5: Solve for x
    x = 3,654,416,079.00/64,020.27
  6. Step 6: Final answer
    x = 57,082.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.