Home / 50,315.34-69,435.12-27,655.80

Finding the Fourth Proportional to 50,315.34, 69,435.12 and 27,655.80

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Solution

The fourth proportional to 50,315.34, 69,435.12 and 27,655.80 is: 38,164.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,315.34 : 69,435.12 = 27,655.80 : x
  2. Step 2: Convert to fraction form
    50,315.34/69,435.12 = 27,655.80/x
  3. Step 3: Cross multiply
    50,315.34x = 69,435.12 × 27,655.80
  4. Step 4: Simplify right side
    50,315.34x = 1,920,283,791.70
  5. Step 5: Solve for x
    x = 1,920,283,791.70/50,315.34
  6. Step 6: Final answer
    x = 38,164.98

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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.