Home / 37,160.78-55,741.10-10,865.48

Finding the Fourth Proportional to 37,160.78, 55,741.10 and 10,865.48

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Solution

The fourth proportional to 37,160.78, 55,741.10 and 10,865.48 is: 16,298.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,160.78 : 55,741.10 = 10,865.48 : x
  2. Step 2: Convert to fraction form
    37,160.78/55,741.10 = 10,865.48/x
  3. Step 3: Cross multiply
    37,160.78x = 55,741.10 × 10,865.48
  4. Step 4: Simplify right side
    37,160.78x = 605,653,474.20
  5. Step 5: Solve for x
    x = 605,653,474.20/37,160.78
  6. Step 6: Final answer
    x = 16,298.19

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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.