Home / 69,935.40-96,511.32-38,104.20

Finding the Fourth Proportional to 69,935.40, 96,511.32 and 38,104.20

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Solution

The fourth proportional to 69,935.40, 96,511.32 and 38,104.20 is: 52,584.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,935.40 : 96,511.32 = 38,104.20 : x
  2. Step 2: Convert to fraction form
    69,935.40/96,511.32 = 38,104.20/x
  3. Step 3: Cross multiply
    69,935.40x = 96,511.32 × 38,104.20
  4. Step 4: Simplify right side
    69,935.40x = 3,677,486,639.54
  5. Step 5: Solve for x
    x = 3,677,486,639.54/69,935.40
  6. Step 6: Final answer
    x = 52,584.05

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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.