Home / 48,042.18-72,024.32-19,983.23

Finding the Fourth Proportional to 48,042.18, 72,024.32 and 19,983.23

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Solution

The fourth proportional to 48,042.18, 72,024.32 and 19,983.23 is: 29,958.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,042.18 : 72,024.32 = 19,983.23 : x
  2. Step 2: Convert to fraction form
    48,042.18/72,024.32 = 19,983.23/x
  3. Step 3: Cross multiply
    48,042.18x = 72,024.32 × 19,983.23
  4. Step 4: Simplify right side
    48,042.18x = 1,439,278,092.12
  5. Step 5: Solve for x
    x = 1,439,278,092.12/48,042.18
  6. Step 6: Final answer
    x = 29,958.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.