Home / 86,725.60-130,112.88-24,396.64

Finding the Fourth Proportional to 86,725.60, 130,112.88 and 24,396.64

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Solution

The fourth proportional to 86,725.60, 130,112.88 and 24,396.64 is: 36,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,725.60 : 130,112.88 = 24,396.64 : x
  2. Step 2: Convert to fraction form
    86,725.60/130,112.88 = 24,396.64/x
  3. Step 3: Cross multiply
    86,725.60x = 130,112.88 × 24,396.64
  4. Step 4: Simplify right side
    86,725.60x = 3,174,317,092.72
  5. Step 5: Solve for x
    x = 3,174,317,092.72/86,725.60
  6. Step 6: Final answer
    x = 36,601.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.