Home / 43,251.98-59,650.44-28,139.12

Finding the Fourth Proportional to 43,251.98, 59,650.44 and 28,139.12

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Solution

The fourth proportional to 43,251.98, 59,650.44 and 28,139.12 is: 38,807.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,251.98 : 59,650.44 = 28,139.12 : x
  2. Step 2: Convert to fraction form
    43,251.98/59,650.44 = 28,139.12/x
  3. Step 3: Cross multiply
    43,251.98x = 59,650.44 × 28,139.12
  4. Step 4: Simplify right side
    43,251.98x = 1,678,510,889.21
  5. Step 5: Solve for x
    x = 1,678,510,889.21/43,251.98
  6. Step 6: Final answer
    x = 38,807.72

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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.