Home / 86,734.60-130,126.38-24,405.64

Finding the Fourth Proportional to 86,734.60, 130,126.38 and 24,405.64

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Solution

The fourth proportional to 86,734.60, 130,126.38 and 24,405.64 is: 36,615.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,734.60 : 130,126.38 = 24,405.64 : x
  2. Step 2: Convert to fraction form
    86,734.60/130,126.38 = 24,405.64/x
  3. Step 3: Cross multiply
    86,734.60x = 130,126.38 × 24,405.64
  4. Step 4: Simplify right side
    86,734.60x = 3,175,817,584.78
  5. Step 5: Solve for x
    x = 3,175,817,584.78/86,734.60
  6. Step 6: Final answer
    x = 36,615.35

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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.