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Finding the Fourth Proportional to 69,703.92, 96,191.22 and 37,872.93

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Solution

The fourth proportional to 69,703.92, 96,191.22 and 37,872.93 is: 52,264.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,703.92 : 96,191.22 = 37,872.93 : x
  2. Step 2: Convert to fraction form
    69,703.92/96,191.22 = 37,872.93/x
  3. Step 3: Cross multiply
    69,703.92x = 96,191.22 × 37,872.93
  4. Step 4: Simplify right side
    69,703.92x = 3,643,043,341.67
  5. Step 5: Solve for x
    x = 3,643,043,341.67/69,703.92
  6. Step 6: Final answer
    x = 52,264.54

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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.