Home / 55,582.32-83,362.38-20,042.66

Finding the Fourth Proportional to 55,582.32, 83,362.38 and 20,042.66

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Solution

The fourth proportional to 55,582.32, 83,362.38 and 20,042.66 is: 30,059.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,582.32 : 83,362.38 = 20,042.66 : x
  2. Step 2: Convert to fraction form
    55,582.32/83,362.38 = 20,042.66/x
  3. Step 3: Cross multiply
    55,582.32x = 83,362.38 × 20,042.66
  4. Step 4: Simplify right side
    55,582.32x = 1,670,803,422.32
  5. Step 5: Solve for x
    x = 1,670,803,422.32/55,582.32
  6. Step 6: Final answer
    x = 30,059.98

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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.