Home / 147,118.65-202,971.52-96,160.81

Finding the Fourth Proportional to 147,118.65, 202,971.52 and 96,160.81

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Solution

The fourth proportional to 147,118.65, 202,971.52 and 96,160.81 is: 132,667.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,118.65 : 202,971.52 = 96,160.81 : x
  2. Step 2: Convert to fraction form
    147,118.65/202,971.52 = 96,160.81/x
  3. Step 3: Cross multiply
    147,118.65x = 202,971.52 × 96,160.81
  4. Step 4: Simplify right side
    147,118.65x = 19,517,904,274.47
  5. Step 5: Solve for x
    x = 19,517,904,274.47/147,118.65
  6. Step 6: Final answer
    x = 132,667.78

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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.