Home / 110,125.38-151,967.94-62,379.12

Finding the Fourth Proportional to 110,125.38, 151,967.94 and 62,379.12

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Solution

The fourth proportional to 110,125.38, 151,967.94 and 62,379.12 is: 86,080.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,125.38 : 151,967.94 = 62,379.12 : x
  2. Step 2: Convert to fraction form
    110,125.38/151,967.94 = 62,379.12/x
  3. Step 3: Cross multiply
    110,125.38x = 151,967.94 × 62,379.12
  4. Step 4: Simplify right side
    110,125.38x = 9,479,626,365.41
  5. Step 5: Solve for x
    x = 9,479,626,365.41/110,125.38
  6. Step 6: Final answer
    x = 86,080.31

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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.