Home / 55,583.32-83,363.88-20,043.66

Finding the Fourth Proportional to 55,583.32, 83,363.88 and 20,043.66

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Solution

The fourth proportional to 55,583.32, 83,363.88 and 20,043.66 is: 30,061.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,583.32 : 83,363.88 = 20,043.66 : x
  2. Step 2: Convert to fraction form
    55,583.32/83,363.88 = 20,043.66/x
  3. Step 3: Cross multiply
    55,583.32x = 83,363.88 × 20,043.66
  4. Step 4: Simplify right side
    55,583.32x = 1,670,917,267.00
  5. Step 5: Solve for x
    x = 1,670,917,267.00/55,583.32
  6. Step 6: Final answer
    x = 30,061.49

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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.