Home / 50,681.12-69,940.23-27,711.02

Finding the Fourth Proportional to 50,681.12, 69,940.23 and 27,711.02

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Solution

The fourth proportional to 50,681.12, 69,940.23 and 27,711.02 is: 38,241.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,681.12 : 69,940.23 = 27,711.02 : x
  2. Step 2: Convert to fraction form
    50,681.12/69,940.23 = 27,711.02/x
  3. Step 3: Cross multiply
    50,681.12x = 69,940.23 × 27,711.02
  4. Step 4: Simplify right side
    50,681.12x = 1,938,115,287.19
  5. Step 5: Solve for x
    x = 1,938,115,287.19/50,681.12
  6. Step 6: Final answer
    x = 38,241.36

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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.