Home / 48,479.10-72,751.05-22,170.30

Finding the Fourth Proportional to 48,479.10, 72,751.05 and 22,170.30

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Solution

The fourth proportional to 48,479.10, 72,751.05 and 22,170.30 is: 33,270.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,479.10 : 72,751.05 = 22,170.30 : x
  2. Step 2: Convert to fraction form
    48,479.10/72,751.05 = 22,170.30/x
  3. Step 3: Cross multiply
    48,479.10x = 72,751.05 × 22,170.30
  4. Step 4: Simplify right side
    48,479.10x = 1,612,912,603.82
  5. Step 5: Solve for x
    x = 1,612,912,603.82/48,479.10
  6. Step 6: Final answer
    x = 33,270.27

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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.