Home / 147,016.50-202,891.66-86,627.46

Finding the Fourth Proportional to 147,016.50, 202,891.66 and 86,627.46

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Solution

The fourth proportional to 147,016.50, 202,891.66 and 86,627.46 is: 119,551.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,016.50 : 202,891.66 = 86,627.46 : x
  2. Step 2: Convert to fraction form
    147,016.50/202,891.66 = 86,627.46/x
  3. Step 3: Cross multiply
    147,016.50x = 202,891.66 × 86,627.46
  4. Step 4: Simplify right side
    147,016.50x = 17,575,989,160.98
  5. Step 5: Solve for x
    x = 17,575,989,160.98/147,016.50
  6. Step 6: Final answer
    x = 119,551.13

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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.