Home / 168,729.80-232,902.42-118,441.16

Finding the Fourth Proportional to 168,729.80, 232,902.42 and 118,441.16

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Solution

The fourth proportional to 168,729.80, 232,902.42 and 118,441.16 is: 163,487.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,729.80 : 232,902.42 = 118,441.16 : x
  2. Step 2: Convert to fraction form
    168,729.80/232,902.42 = 118,441.16/x
  3. Step 3: Cross multiply
    168,729.80x = 232,902.42 × 118,441.16
  4. Step 4: Simplify right side
    168,729.80x = 27,585,232,791.61
  5. Step 5: Solve for x
    x = 27,585,232,791.61/168,729.80
  6. Step 6: Final answer
    x = 163,487.62

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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.