Home / 161,728.80-242,737.20-95,085.60

Finding the Fourth Proportional to 161,728.80, 242,737.20 and 95,085.60

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Solution

The fourth proportional to 161,728.80, 242,737.20 and 95,085.60 is: 142,713.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,728.80 : 242,737.20 = 95,085.60 : x
  2. Step 2: Convert to fraction form
    161,728.80/242,737.20 = 95,085.60/x
  3. Step 3: Cross multiply
    161,728.80x = 242,737.20 × 95,085.60
  4. Step 4: Simplify right side
    161,728.80x = 23,080,812,304.32
  5. Step 5: Solve for x
    x = 23,080,812,304.32/161,728.80
  6. Step 6: Final answer
    x = 142,713.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.