Home / 51,102.44-70,522.09-28,442.39

Finding the Fourth Proportional to 51,102.44, 70,522.09 and 28,442.39

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Solution

The fourth proportional to 51,102.44, 70,522.09 and 28,442.39 is: 39,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,102.44 : 70,522.09 = 28,442.39 : x
  2. Step 2: Convert to fraction form
    51,102.44/70,522.09 = 28,442.39/x
  3. Step 3: Cross multiply
    51,102.44x = 70,522.09 × 28,442.39
  4. Step 4: Simplify right side
    51,102.44x = 2,005,816,920.35
  5. Step 5: Solve for x
    x = 2,005,816,920.35/51,102.44
  6. Step 6: Final answer
    x = 39,250.90

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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.