Home / 86,506.08-119,380.20-48,773.04

Finding the Fourth Proportional to 86,506.08, 119,380.20 and 48,773.04

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Solution

The fourth proportional to 86,506.08, 119,380.20 and 48,773.04 is: 67,307.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,506.08 : 119,380.20 = 48,773.04 : x
  2. Step 2: Convert to fraction form
    86,506.08/119,380.20 = 48,773.04/x
  3. Step 3: Cross multiply
    86,506.08x = 119,380.20 × 48,773.04
  4. Step 4: Simplify right side
    86,506.08x = 5,822,535,269.81
  5. Step 5: Solve for x
    x = 5,822,535,269.81/86,506.08
  6. Step 6: Final answer
    x = 67,307.82

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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.