Home / 86,335.28-119,144.80-48,097.44

Finding the Fourth Proportional to 86,335.28, 119,144.80 and 48,097.44

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Solution

The fourth proportional to 86,335.28, 119,144.80 and 48,097.44 is: 66,375.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,335.28 : 119,144.80 = 48,097.44 : x
  2. Step 2: Convert to fraction form
    86,335.28/119,144.80 = 48,097.44/x
  3. Step 3: Cross multiply
    86,335.28x = 119,144.80 × 48,097.44
  4. Step 4: Simplify right side
    86,335.28x = 5,730,559,869.31
  5. Step 5: Solve for x
    x = 5,730,559,869.31/86,335.28
  6. Step 6: Final answer
    x = 66,375.64

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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.