Home / 52,040.01-71,815.21-28,166.68

Finding the Fourth Proportional to 52,040.01, 71,815.21 and 28,166.68

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Solution

The fourth proportional to 52,040.01, 71,815.21 and 28,166.68 is: 38,870.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,040.01 : 71,815.21 = 28,166.68 : x
  2. Step 2: Convert to fraction form
    52,040.01/71,815.21 = 28,166.68/x
  3. Step 3: Cross multiply
    52,040.01x = 71,815.21 × 28,166.68
  4. Step 4: Simplify right side
    52,040.01x = 2,022,796,039.20
  5. Step 5: Solve for x
    x = 2,022,796,039.20/52,040.01
  6. Step 6: Final answer
    x = 38,870.02

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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.