Home / 69,966.76-96,555.66-38,137.24

Finding the Fourth Proportional to 69,966.76, 96,555.66 and 38,137.24

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Solution

The fourth proportional to 69,966.76, 96,555.66 and 38,137.24 is: 52,630.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,966.76 : 96,555.66 = 38,137.24 : x
  2. Step 2: Convert to fraction form
    69,966.76/96,555.66 = 38,137.24/x
  3. Step 3: Cross multiply
    69,966.76x = 96,555.66 × 38,137.24
  4. Step 4: Simplify right side
    69,966.76x = 3,682,366,378.78
  5. Step 5: Solve for x
    x = 3,682,366,378.78/69,966.76
  6. Step 6: Final answer
    x = 52,630.23

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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.