Home / 50,281.50-69,388.32-27,620.40

Finding the Fourth Proportional to 50,281.50, 69,388.32 and 27,620.40

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Solution

The fourth proportional to 50,281.50, 69,388.32 and 27,620.40 is: 38,116.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,281.50 : 69,388.32 = 27,620.40 : x
  2. Step 2: Convert to fraction form
    50,281.50/69,388.32 = 27,620.40/x
  3. Step 3: Cross multiply
    50,281.50x = 69,388.32 × 27,620.40
  4. Step 4: Simplify right side
    50,281.50x = 1,916,533,153.73
  5. Step 5: Solve for x
    x = 1,916,533,153.73/50,281.50
  6. Step 6: Final answer
    x = 38,116.07

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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.