Home / 86,249.12-119,023.56-48,523.36

Finding the Fourth Proportional to 86,249.12, 119,023.56 and 48,523.36

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Solution

The fourth proportional to 86,249.12, 119,023.56 and 48,523.36 is: 66,962.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,249.12 : 119,023.56 = 48,523.36 : x
  2. Step 2: Convert to fraction form
    86,249.12/119,023.56 = 48,523.36/x
  3. Step 3: Cross multiply
    86,249.12x = 119,023.56 × 48,523.36
  4. Step 4: Simplify right side
    86,249.12x = 5,775,423,050.36
  5. Step 5: Solve for x
    x = 5,775,423,050.36/86,249.12
  6. Step 6: Final answer
    x = 66,962.11

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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.