Home / 69,005.49-103,508.18-22,258.36

Finding the Fourth Proportional to 69,005.49, 103,508.18 and 22,258.36

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Solution

The fourth proportional to 69,005.49, 103,508.18 and 22,258.36 is: 33,387.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,005.49 : 103,508.18 = 22,258.36 : x
  2. Step 2: Convert to fraction form
    69,005.49/103,508.18 = 22,258.36/x
  3. Step 3: Cross multiply
    69,005.49x = 103,508.18 × 22,258.36
  4. Step 4: Simplify right side
    69,005.49x = 2,303,922,434.95
  5. Step 5: Solve for x
    x = 2,303,922,434.95/69,005.49
  6. Step 6: Final answer
    x = 33,387.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.