Home / 37,159.58-51,280.08-20,163.90

Finding the Fourth Proportional to 37,159.58, 51,280.08 and 20,163.90

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Solution

The fourth proportional to 37,159.58, 51,280.08 and 20,163.90 is: 27,826.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,159.58 : 51,280.08 = 20,163.90 : x
  2. Step 2: Convert to fraction form
    37,159.58/51,280.08 = 20,163.90/x
  3. Step 3: Cross multiply
    37,159.58x = 51,280.08 × 20,163.90
  4. Step 4: Simplify right side
    37,159.58x = 1,034,006,405.11
  5. Step 5: Solve for x
    x = 1,034,006,405.11/37,159.58
  6. Step 6: Final answer
    x = 27,826.11

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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.