Home / 43,254.12-59,700.24-28,120.44

Finding the Fourth Proportional to 43,254.12, 59,700.24 and 28,120.44

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Solution

The fourth proportional to 43,254.12, 59,700.24 and 28,120.44 is: 38,812.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,254.12 : 59,700.24 = 28,120.44 : x
  2. Step 2: Convert to fraction form
    43,254.12/59,700.24 = 28,120.44/x
  3. Step 3: Cross multiply
    43,254.12x = 59,700.24 × 28,120.44
  4. Step 4: Simplify right side
    43,254.12x = 1,678,797,016.91
  5. Step 5: Solve for x
    x = 1,678,797,016.91/43,254.12
  6. Step 6: Final answer
    x = 38,812.42

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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.