Home / 107,095.26-147,743.91-68,847.72

Finding the Fourth Proportional to 107,095.26, 147,743.91 and 68,847.72

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Solution

The fourth proportional to 107,095.26, 147,743.91 and 68,847.72 is: 94,979.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,095.26 : 147,743.91 = 68,847.72 : x
  2. Step 2: Convert to fraction form
    107,095.26/147,743.91 = 68,847.72/x
  3. Step 3: Cross multiply
    107,095.26x = 147,743.91 × 68,847.72
  4. Step 4: Simplify right side
    107,095.26x = 10,171,830,793.35
  5. Step 5: Solve for x
    x = 10,171,830,793.35/107,095.26
  6. Step 6: Final answer
    x = 94,979.28

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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.