Home / 86,659.18-119,576.19-48,932.62

Finding the Fourth Proportional to 86,659.18, 119,576.19 and 48,932.62

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Solution

The fourth proportional to 86,659.18, 119,576.19 and 48,932.62 is: 67,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,659.18 : 119,576.19 = 48,932.62 : x
  2. Step 2: Convert to fraction form
    86,659.18/119,576.19 = 48,932.62/x
  3. Step 3: Cross multiply
    86,659.18x = 119,576.19 × 48,932.62
  4. Step 4: Simplify right side
    86,659.18x = 5,851,176,266.32
  5. Step 5: Solve for x
    x = 5,851,176,266.32/86,659.18
  6. Step 6: Final answer
    x = 67,519.40

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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.