Home / 69,715.14-96,199.06-39,493.98

Finding the Fourth Proportional to 69,715.14, 96,199.06 and 39,493.98

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Solution

The fourth proportional to 69,715.14, 96,199.06 and 39,493.98 is: 54,497.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,715.14 : 96,199.06 = 39,493.98 : x
  2. Step 2: Convert to fraction form
    69,715.14/96,199.06 = 39,493.98/x
  3. Step 3: Cross multiply
    69,715.14x = 96,199.06 × 39,493.98
  4. Step 4: Simplify right side
    69,715.14x = 3,799,283,751.66
  5. Step 5: Solve for x
    x = 3,799,283,751.66/69,715.14
  6. Step 6: Final answer
    x = 54,497.25

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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.