Home / 86,084.70-118,793.43-48,358.14

Finding the Fourth Proportional to 86,084.70, 118,793.43 and 48,358.14

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Solution

The fourth proportional to 86,084.70, 118,793.43 and 48,358.14 is: 66,732.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,084.70 : 118,793.43 = 48,358.14 : x
  2. Step 2: Convert to fraction form
    86,084.70/118,793.43 = 48,358.14/x
  3. Step 3: Cross multiply
    86,084.70x = 118,793.43 × 48,358.14
  4. Step 4: Simplify right side
    86,084.70x = 5,744,629,319.02
  5. Step 5: Solve for x
    x = 5,744,629,319.02/86,084.70
  6. Step 6: Final answer
    x = 66,732.29

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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.