Home / 43,285.68-59,765.88-27,981.28

Finding the Fourth Proportional to 43,285.68, 59,765.88 and 27,981.28

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Solution

The fourth proportional to 43,285.68, 59,765.88 and 27,981.28 is: 38,634.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,285.68 : 59,765.88 = 27,981.28 : x
  2. Step 2: Convert to fraction form
    43,285.68/59,765.88 = 27,981.28/x
  3. Step 3: Cross multiply
    43,285.68x = 59,765.88 × 27,981.28
  4. Step 4: Simplify right side
    43,285.68x = 1,672,325,822.73
  5. Step 5: Solve for x
    x = 1,672,325,822.73/43,285.68
  6. Step 6: Final answer
    x = 38,634.62

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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.