Home / 114,707.43-158,275.22-69,379.02

Finding the Fourth Proportional to 114,707.43, 158,275.22 and 69,379.02

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Solution

The fourth proportional to 114,707.43, 158,275.22 and 69,379.02 is: 95,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,707.43 : 158,275.22 = 69,379.02 : x
  2. Step 2: Convert to fraction form
    114,707.43/158,275.22 = 69,379.02/x
  3. Step 3: Cross multiply
    114,707.43x = 158,275.22 × 69,379.02
  4. Step 4: Simplify right side
    114,707.43x = 10,980,979,306.99
  5. Step 5: Solve for x
    x = 10,980,979,306.99/114,707.43
  6. Step 6: Final answer
    x = 95,730.32

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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.