Home / 69,837.03-96,377.26-39,623.62

Finding the Fourth Proportional to 69,837.03, 96,377.26 and 39,623.62

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Solution

The fourth proportional to 69,837.03, 96,377.26 and 39,623.62 is: 54,681.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,837.03 : 96,377.26 = 39,623.62 : x
  2. Step 2: Convert to fraction form
    69,837.03/96,377.26 = 39,623.62/x
  3. Step 3: Cross multiply
    69,837.03x = 96,377.26 × 39,623.62
  4. Step 4: Simplify right side
    69,837.03x = 3,818,815,926.88
  5. Step 5: Solve for x
    x = 3,818,815,926.88/69,837.03
  6. Step 6: Final answer
    x = 54,681.82

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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.