Home / 69,366.34-95,726.00-40,680.16

Finding the Fourth Proportional to 69,366.34, 95,726.00 and 40,680.16

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Solution

The fourth proportional to 69,366.34, 95,726.00 and 40,680.16 is: 56,138.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,366.34 : 95,726.00 = 40,680.16 : x
  2. Step 2: Convert to fraction form
    69,366.34/95,726.00 = 40,680.16/x
  3. Step 3: Cross multiply
    69,366.34x = 95,726.00 × 40,680.16
  4. Step 4: Simplify right side
    69,366.34x = 3,894,148,399.19
  5. Step 5: Solve for x
    x = 3,894,148,399.19/69,366.34
  6. Step 6: Final answer
    x = 56,138.87

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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.