Home / 40,972.81-56,542.46-23,980.29

Finding the Fourth Proportional to 40,972.81, 56,542.46 and 23,980.29

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Solution

The fourth proportional to 40,972.81, 56,542.46 and 23,980.29 is: 33,092.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,972.81 : 56,542.46 = 23,980.29 : x
  2. Step 2: Convert to fraction form
    40,972.81/56,542.46 = 23,980.29/x
  3. Step 3: Cross multiply
    40,972.81x = 56,542.46 × 23,980.29
  4. Step 4: Simplify right side
    40,972.81x = 1,355,904,648.06
  5. Step 5: Solve for x
    x = 1,355,904,648.06/40,972.81
  6. Step 6: Final answer
    x = 33,092.79

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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.