Home / 88,772.20-133,044.90-36,122.20

Finding the Fourth Proportional to 88,772.20, 133,044.90 and 36,122.20

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Solution

The fourth proportional to 88,772.20, 133,044.90 and 36,122.20 is: 54,137.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,772.20 : 133,044.90 = 36,122.20 : x
  2. Step 2: Convert to fraction form
    88,772.20/133,044.90 = 36,122.20/x
  3. Step 3: Cross multiply
    88,772.20x = 133,044.90 × 36,122.20
  4. Step 4: Simplify right side
    88,772.20x = 4,805,874,486.78
  5. Step 5: Solve for x
    x = 4,805,874,486.78/88,772.20
  6. Step 6: Final answer
    x = 54,137.16

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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.