Home / 48,063.76-66,315.72-29,201.20

Finding the Fourth Proportional to 48,063.76, 66,315.72 and 29,201.20

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Solution

The fourth proportional to 48,063.76, 66,315.72 and 29,201.20 is: 40,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,063.76 : 66,315.72 = 29,201.20 : x
  2. Step 2: Convert to fraction form
    48,063.76/66,315.72 = 29,201.20/x
  3. Step 3: Cross multiply
    48,063.76x = 66,315.72 × 29,201.20
  4. Step 4: Simplify right side
    48,063.76x = 1,936,498,602.86
  5. Step 5: Solve for x
    x = 1,936,498,602.86/48,063.76
  6. Step 6: Final answer
    x = 40,290.20

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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.