Home / 74,476.59-111,713.90-18,317.18

Finding the Fourth Proportional to 74,476.59, 111,713.90 and 18,317.18

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Solution

The fourth proportional to 74,476.59, 111,713.90 and 18,317.18 is: 27,475.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,476.59 : 111,713.90 = 18,317.18 : x
  2. Step 2: Convert to fraction form
    74,476.59/111,713.90 = 18,317.18/x
  3. Step 3: Cross multiply
    74,476.59x = 111,713.90 × 18,317.18
  4. Step 4: Simplify right side
    74,476.59x = 2,046,283,614.80
  5. Step 5: Solve for x
    x = 2,046,283,614.80/74,476.59
  6. Step 6: Final answer
    x = 27,475.53

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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.