Home / 69,093.21-95,340.90-38,877.92

Finding the Fourth Proportional to 69,093.21, 95,340.90 and 38,877.92

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Solution

The fourth proportional to 69,093.21, 95,340.90 and 38,877.92 is: 53,647.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,093.21 : 95,340.90 = 38,877.92 : x
  2. Step 2: Convert to fraction form
    69,093.21/95,340.90 = 38,877.92/x
  3. Step 3: Cross multiply
    69,093.21x = 95,340.90 × 38,877.92
  4. Step 4: Simplify right side
    69,093.21x = 3,706,655,406.22
  5. Step 5: Solve for x
    x = 3,706,655,406.22/69,093.21
  6. Step 6: Final answer
    x = 53,647.17

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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.