Home / 48,728.83-73,122.40-21,026.83

Finding the Fourth Proportional to 48,728.83, 73,122.40 and 21,026.83

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Solution

The fourth proportional to 48,728.83, 73,122.40 and 21,026.83 is: 31,552.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,728.83 : 73,122.40 = 21,026.83 : x
  2. Step 2: Convert to fraction form
    48,728.83/73,122.40 = 21,026.83/x
  3. Step 3: Cross multiply
    48,728.83x = 73,122.40 × 21,026.83
  4. Step 4: Simplify right side
    48,728.83x = 1,537,532,273.99
  5. Step 5: Solve for x
    x = 1,537,532,273.99/48,728.83
  6. Step 6: Final answer
    x = 31,552.83

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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.