Home / 135,552.54-187,062.50-75,132.26

Finding the Fourth Proportional to 135,552.54, 187,062.50 and 75,132.26

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Solution

The fourth proportional to 135,552.54, 187,062.50 and 75,132.26 is: 103,682.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,552.54 : 187,062.50 = 75,132.26 : x
  2. Step 2: Convert to fraction form
    135,552.54/187,062.50 = 75,132.26/x
  3. Step 3: Cross multiply
    135,552.54x = 187,062.50 × 75,132.26
  4. Step 4: Simplify right side
    135,552.54x = 14,054,428,010.59
  5. Step 5: Solve for x
    x = 14,054,428,010.59/135,552.54
  6. Step 6: Final answer
    x = 103,682.51

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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.