Home / 86,741.73-130,149.50-36,832.57

Finding the Fourth Proportional to 86,741.73, 130,149.50 and 36,832.57

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Solution

The fourth proportional to 86,741.73, 130,149.50 and 36,832.57 is: 55,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,741.73 : 130,149.50 = 36,832.57 : x
  2. Step 2: Convert to fraction form
    86,741.73/130,149.50 = 36,832.57/x
  3. Step 3: Cross multiply
    86,741.73x = 130,149.50 × 36,832.57
  4. Step 4: Simplify right side
    86,741.73x = 4,793,740,059.68
  5. Step 5: Solve for x
    x = 4,793,740,059.68/86,741.73
  6. Step 6: Final answer
    x = 55,264.52

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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.