Home / 60,065.20-90,098.88-18,511.12

Finding the Fourth Proportional to 60,065.20, 90,098.88 and 18,511.12

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Solution

The fourth proportional to 60,065.20, 90,098.88 and 18,511.12 is: 27,767.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,065.20 : 90,098.88 = 18,511.12 : x
  2. Step 2: Convert to fraction form
    60,065.20/90,098.88 = 18,511.12/x
  3. Step 3: Cross multiply
    60,065.20x = 90,098.88 × 18,511.12
  4. Step 4: Simplify right side
    60,065.20x = 1,667,831,179.55
  5. Step 5: Solve for x
    x = 1,667,831,179.55/60,065.20
  6. Step 6: Final answer
    x = 27,767.01

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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.