Home / 69,949.19-96,531.04-38,118.09

Finding the Fourth Proportional to 69,949.19, 96,531.04 and 38,118.09

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Solution

The fourth proportional to 69,949.19, 96,531.04 and 38,118.09 is: 52,603.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,949.19 : 96,531.04 = 38,118.09 : x
  2. Step 2: Convert to fraction form
    69,949.19/96,531.04 = 38,118.09/x
  3. Step 3: Cross multiply
    69,949.19x = 96,531.04 × 38,118.09
  4. Step 4: Simplify right side
    69,949.19x = 3,679,578,775.22
  5. Step 5: Solve for x
    x = 3,679,578,775.22/69,949.19
  6. Step 6: Final answer
    x = 52,603.59

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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.