Home / 131,005.44-196,508.16-47,854.08

Finding the Fourth Proportional to 131,005.44, 196,508.16 and 47,854.08

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Solution

The fourth proportional to 131,005.44, 196,508.16 and 47,854.08 is: 71,781.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,005.44 : 196,508.16 = 47,854.08 : x
  2. Step 2: Convert to fraction form
    131,005.44/196,508.16 = 47,854.08/x
  3. Step 3: Cross multiply
    131,005.44x = 196,508.16 × 47,854.08
  4. Step 4: Simplify right side
    131,005.44x = 9,403,717,209.29
  5. Step 5: Solve for x
    x = 9,403,717,209.29/131,005.44
  6. Step 6: Final answer
    x = 71,781.12

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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.