Home / 71,235.20-106,877.58-26,874.74

Finding the Fourth Proportional to 71,235.20, 106,877.58 and 26,874.74

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Solution

The fourth proportional to 71,235.20, 106,877.58 and 26,874.74 is: 40,321.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,235.20 : 106,877.58 = 26,874.74 : x
  2. Step 2: Convert to fraction form
    71,235.20/106,877.58 = 26,874.74/x
  3. Step 3: Cross multiply
    71,235.20x = 106,877.58 × 26,874.74
  4. Step 4: Simplify right side
    71,235.20x = 2,872,307,174.33
  5. Step 5: Solve for x
    x = 2,872,307,174.33/71,235.20
  6. Step 6: Final answer
    x = 40,321.46

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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.