Home / 86,262.60-119,042.15-48,536.85

Finding the Fourth Proportional to 86,262.60, 119,042.15 and 48,536.85

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Solution

The fourth proportional to 86,262.60, 119,042.15 and 48,536.85 is: 66,980.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,262.60 : 119,042.15 = 48,536.85 : x
  2. Step 2: Convert to fraction form
    86,262.60/119,042.15 = 48,536.85/x
  3. Step 3: Cross multiply
    86,262.60x = 119,042.15 × 48,536.85
  4. Step 4: Simplify right side
    86,262.60x = 5,777,930,735.54
  5. Step 5: Solve for x
    x = 5,777,930,735.54/86,262.60
  6. Step 6: Final answer
    x = 66,980.72

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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.