Home / 69,641.08-96,103.20-37,809.70

Finding the Fourth Proportional to 69,641.08, 96,103.20 and 37,809.70

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Solution

The fourth proportional to 69,641.08, 96,103.20 and 37,809.70 is: 52,176.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,641.08 : 96,103.20 = 37,809.70 : x
  2. Step 2: Convert to fraction form
    69,641.08/96,103.20 = 37,809.70/x
  3. Step 3: Cross multiply
    69,641.08x = 96,103.20 × 37,809.70
  4. Step 4: Simplify right side
    69,641.08x = 3,633,633,161.04
  5. Step 5: Solve for x
    x = 3,633,633,161.04/69,641.08
  6. Step 6: Final answer
    x = 52,176.58

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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.