Home / 89,022.20-133,554.90-62,778.20

Finding the Fourth Proportional to 89,022.20, 133,554.90 and 62,778.20

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Solution

The fourth proportional to 89,022.20, 133,554.90 and 62,778.20 is: 94,182.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,022.20 : 133,554.90 = 62,778.20 : x
  2. Step 2: Convert to fraction form
    89,022.20/133,554.90 = 62,778.20/x
  3. Step 3: Cross multiply
    89,022.20x = 133,554.90 × 62,778.20
  4. Step 4: Simplify right side
    89,022.20x = 8,384,336,223.18
  5. Step 5: Solve for x
    x = 8,384,336,223.18/89,022.20
  6. Step 6: Final answer
    x = 94,182.53

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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.