Home / 90,288.54-124,592.85-50,000.04

Finding the Fourth Proportional to 90,288.54, 124,592.85 and 50,000.04

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Solution

The fourth proportional to 90,288.54, 124,592.85 and 50,000.04 is: 68,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,288.54 : 124,592.85 = 50,000.04 : x
  2. Step 2: Convert to fraction form
    90,288.54/124,592.85 = 50,000.04/x
  3. Step 3: Cross multiply
    90,288.54x = 124,592.85 × 50,000.04
  4. Step 4: Simplify right side
    90,288.54x = 6,229,647,483.71
  5. Step 5: Solve for x
    x = 6,229,647,483.71/90,288.54
  6. Step 6: Final answer
    x = 68,997.10

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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.