Home / 157,992.60-218,032.38-94,335.96

Finding the Fourth Proportional to 157,992.60, 218,032.38 and 94,335.96

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Solution

The fourth proportional to 157,992.60, 218,032.38 and 94,335.96 is: 130,185.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,992.60 : 218,032.38 = 94,335.96 : x
  2. Step 2: Convert to fraction form
    157,992.60/218,032.38 = 94,335.96/x
  3. Step 3: Cross multiply
    157,992.60x = 218,032.38 × 94,335.96
  4. Step 4: Simplify right side
    157,992.60x = 20,568,293,878.38
  5. Step 5: Solve for x
    x = 20,568,293,878.38/157,992.60
  6. Step 6: Final answer
    x = 130,185.17

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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.