Home / 167,740.30-231,621.33-155,569.93

Finding the Fourth Proportional to 167,740.30, 231,621.33 and 155,569.93

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Solution

The fourth proportional to 167,740.30, 231,621.33 and 155,569.93 is: 214,816.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,740.30 : 231,621.33 = 155,569.93 : x
  2. Step 2: Convert to fraction form
    167,740.30/231,621.33 = 155,569.93/x
  3. Step 3: Cross multiply
    167,740.30x = 231,621.33 × 155,569.93
  4. Step 4: Simplify right side
    167,740.30x = 36,033,314,964.27
  5. Step 5: Solve for x
    x = 36,033,314,964.27/167,740.30
  6. Step 6: Final answer
    x = 214,816.09

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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.