Home / 90,612.20-135,918.30-24,062.60

Finding the Fourth Proportional to 90,612.20, 135,918.30 and 24,062.60

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Solution

The fourth proportional to 90,612.20, 135,918.30 and 24,062.60 is: 36,093.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,612.20 : 135,918.30 = 24,062.60 : x
  2. Step 2: Convert to fraction form
    90,612.20/135,918.30 = 24,062.60/x
  3. Step 3: Cross multiply
    90,612.20x = 135,918.30 × 24,062.60
  4. Step 4: Simplify right side
    90,612.20x = 3,270,547,685.58
  5. Step 5: Solve for x
    x = 3,270,547,685.58/90,612.20
  6. Step 6: Final answer
    x = 36,093.90

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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.