Home / 161,576.73-222,984.71-89,955.18

Finding the Fourth Proportional to 161,576.73, 222,984.71 and 89,955.18

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Solution

The fourth proportional to 161,576.73, 222,984.71 and 89,955.18 is: 124,143.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,576.73 : 222,984.71 = 89,955.18 : x
  2. Step 2: Convert to fraction form
    161,576.73/222,984.71 = 89,955.18/x
  3. Step 3: Cross multiply
    161,576.73x = 222,984.71 × 89,955.18
  4. Step 4: Simplify right side
    161,576.73x = 20,058,629,275.52
  5. Step 5: Solve for x
    x = 20,058,629,275.52/161,576.73
  6. Step 6: Final answer
    x = 124,143.06

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1.5x scale

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.