Home / 69,515.30-95,926.29-39,302.10

Finding the Fourth Proportional to 69,515.30, 95,926.29 and 39,302.10

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Solution

The fourth proportional to 69,515.30, 95,926.29 and 39,302.10 is: 54,234.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,515.30 : 95,926.29 = 39,302.10 : x
  2. Step 2: Convert to fraction form
    69,515.30/95,926.29 = 39,302.10/x
  3. Step 3: Cross multiply
    69,515.30x = 95,926.29 × 39,302.10
  4. Step 4: Simplify right side
    69,515.30x = 3,770,104,642.21
  5. Step 5: Solve for x
    x = 3,770,104,642.21/69,515.30
  6. Step 6: Final answer
    x = 54,234.17

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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.