Home / 48,300.30-66,645.18-29,176.20

Finding the Fourth Proportional to 48,300.30, 66,645.18 and 29,176.20

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Solution

The fourth proportional to 48,300.30, 66,645.18 and 29,176.20 is: 40,257.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,300.30 : 66,645.18 = 29,176.20 : x
  2. Step 2: Convert to fraction form
    48,300.30/66,645.18 = 29,176.20/x
  3. Step 3: Cross multiply
    48,300.30x = 66,645.18 × 29,176.20
  4. Step 4: Simplify right side
    48,300.30x = 1,944,453,100.72
  5. Step 5: Solve for x
    x = 1,944,453,100.72/48,300.30
  6. Step 6: Final answer
    x = 40,257.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.