Home / 38,977.17-58,451.10-30,754.05

Finding the Fourth Proportional to 38,977.17, 58,451.10 and 30,754.05

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Solution

The fourth proportional to 38,977.17, 58,451.10 and 30,754.05 is: 46,119.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,977.17 : 58,451.10 = 30,754.05 : x
  2. Step 2: Convert to fraction form
    38,977.17/58,451.10 = 30,754.05/x
  3. Step 3: Cross multiply
    38,977.17x = 58,451.10 × 30,754.05
  4. Step 4: Simplify right side
    38,977.17x = 1,797,608,051.96
  5. Step 5: Solve for x
    x = 1,797,608,051.96/38,977.17
  6. Step 6: Final answer
    x = 46,119.51

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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.