Home / 69,701.73-104,515.53-27,580.11

Finding the Fourth Proportional to 69,701.73, 104,515.53 and 27,580.11

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Solution

The fourth proportional to 69,701.73, 104,515.53 and 27,580.11 is: 41,355.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,701.73 : 104,515.53 = 27,580.11 : x
  2. Step 2: Convert to fraction form
    69,701.73/104,515.53 = 27,580.11/x
  3. Step 3: Cross multiply
    69,701.73x = 104,515.53 × 27,580.11
  4. Step 4: Simplify right side
    69,701.73x = 2,882,549,814.11
  5. Step 5: Solve for x
    x = 2,882,549,814.11/69,701.73
  6. Step 6: Final answer
    x = 41,355.50

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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.