Home / 69,968.15-96,555.06-38,137.17

Finding the Fourth Proportional to 69,968.15, 96,555.06 and 38,137.17

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Solution

The fourth proportional to 69,968.15, 96,555.06 and 38,137.17 is: 52,628.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,968.15 : 96,555.06 = 38,137.17 : x
  2. Step 2: Convert to fraction form
    69,968.15/96,555.06 = 38,137.17/x
  3. Step 3: Cross multiply
    69,968.15x = 96,555.06 × 38,137.17
  4. Step 4: Simplify right side
    69,968.15x = 3,682,336,737.58
  5. Step 5: Solve for x
    x = 3,682,336,737.58/69,968.15
  6. Step 6: Final answer
    x = 52,628.76

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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.