Home / 160,210.68-221,084.76-88,589.40

Finding the Fourth Proportional to 160,210.68, 221,084.76 and 88,589.40

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Solution

The fourth proportional to 160,210.68, 221,084.76 and 88,589.40 is: 122,250.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,210.68 : 221,084.76 = 88,589.40 : x
  2. Step 2: Convert to fraction form
    160,210.68/221,084.76 = 88,589.40/x
  3. Step 3: Cross multiply
    160,210.68x = 221,084.76 × 88,589.40
  4. Step 4: Simplify right side
    160,210.68x = 19,585,766,237.54
  5. Step 5: Solve for x
    x = 19,585,766,237.54/160,210.68
  6. Step 6: Final answer
    x = 122,250.07

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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.