Home / 37,793.12-52,156.66-21,663.12

Finding the Fourth Proportional to 37,793.12, 52,156.66 and 21,663.12

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Solution

The fourth proportional to 37,793.12, 52,156.66 and 21,663.12 is: 29,896.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,793.12 : 52,156.66 = 21,663.12 : x
  2. Step 2: Convert to fraction form
    37,793.12/52,156.66 = 21,663.12/x
  3. Step 3: Cross multiply
    37,793.12x = 52,156.66 × 21,663.12
  4. Step 4: Simplify right side
    37,793.12x = 1,129,875,856.49
  5. Step 5: Solve for x
    x = 1,129,875,856.49/37,793.12
  6. Step 6: Final answer
    x = 29,896.34

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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.