Home / 167,870.38-251,805.60-55,520.45

Finding the Fourth Proportional to 167,870.38, 251,805.60 and 55,520.45

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Solution

The fourth proportional to 167,870.38, 251,805.60 and 55,520.45 is: 83,280.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,870.38 : 251,805.60 = 55,520.45 : x
  2. Step 2: Convert to fraction form
    167,870.38/251,805.60 = 55,520.45/x
  3. Step 3: Cross multiply
    167,870.38x = 251,805.60 × 55,520.45
  4. Step 4: Simplify right side
    167,870.38x = 13,980,360,224.52
  5. Step 5: Solve for x
    x = 13,980,360,224.52/167,870.38
  6. Step 6: Final answer
    x = 83,280.68

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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.