Home / 86,516.55-119,364.89-48,269.90

Finding the Fourth Proportional to 86,516.55, 119,364.89 and 48,269.90

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Solution

The fourth proportional to 86,516.55, 119,364.89 and 48,269.90 is: 66,596.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,516.55 : 119,364.89 = 48,269.90 : x
  2. Step 2: Convert to fraction form
    86,516.55/119,364.89 = 48,269.90/x
  3. Step 3: Cross multiply
    86,516.55x = 119,364.89 × 48,269.90
  4. Step 4: Simplify right side
    86,516.55x = 5,761,731,360.87
  5. Step 5: Solve for x
    x = 5,761,731,360.87/86,516.55
  6. Step 6: Final answer
    x = 66,596.87

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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.