Home / 69,515.48-104,257.12-41,443.40

Finding the Fourth Proportional to 69,515.48, 104,257.12 and 41,443.40

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Solution

The fourth proportional to 69,515.48, 104,257.12 and 41,443.40 is: 62,155.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,515.48 : 104,257.12 = 41,443.40 : x
  2. Step 2: Convert to fraction form
    69,515.48/104,257.12 = 41,443.40/x
  3. Step 3: Cross multiply
    69,515.48x = 104,257.12 × 41,443.40
  4. Step 4: Simplify right side
    69,515.48x = 4,320,769,527.01
  5. Step 5: Solve for x
    x = 4,320,769,527.01/69,515.48
  6. Step 6: Final answer
    x = 62,155.50

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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.