Home / 124,781.44-187,066.08-54,608.32

Finding the Fourth Proportional to 124,781.44, 187,066.08 and 54,608.32

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Solution

The fourth proportional to 124,781.44, 187,066.08 and 54,608.32 is: 81,866.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,781.44 : 187,066.08 = 54,608.32 : x
  2. Step 2: Convert to fraction form
    124,781.44/187,066.08 = 54,608.32/x
  3. Step 3: Cross multiply
    124,781.44x = 187,066.08 × 54,608.32
  4. Step 4: Simplify right side
    124,781.44x = 10,215,364,357.79
  5. Step 5: Solve for x
    x = 10,215,364,357.79/124,781.44
  6. Step 6: Final answer
    x = 81,866.06

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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.