Home / 51,102.11-70,523.24-28,442.55

Finding the Fourth Proportional to 51,102.11, 70,523.24 and 28,442.55

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Solution

The fourth proportional to 51,102.11, 70,523.24 and 28,442.55 is: 39,252.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,102.11 : 70,523.24 = 28,442.55 : x
  2. Step 2: Convert to fraction form
    51,102.11/70,523.24 = 28,442.55/x
  3. Step 3: Cross multiply
    51,102.11x = 70,523.24 × 28,442.55
  4. Step 4: Simplify right side
    51,102.11x = 2,005,860,833.14
  5. Step 5: Solve for x
    x = 2,005,860,833.14/51,102.11
  6. Step 6: Final answer
    x = 39,252.01

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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.