Home / 160,947.54-222,111.18-89,328.42

Finding the Fourth Proportional to 160,947.54, 222,111.18 and 89,328.42

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Solution

The fourth proportional to 160,947.54, 222,111.18 and 89,328.42 is: 123,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,947.54 : 222,111.18 = 89,328.42 : x
  2. Step 2: Convert to fraction form
    160,947.54/222,111.18 = 89,328.42/x
  3. Step 3: Cross multiply
    160,947.54x = 222,111.18 × 89,328.42
  4. Step 4: Simplify right side
    160,947.54x = 19,840,840,773.74
  5. Step 5: Solve for x
    x = 19,840,840,773.74/160,947.54
  6. Step 6: Final answer
    x = 123,275.20

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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.