Home / 55,694.48-83,488.44-20,624.72

Finding the Fourth Proportional to 55,694.48, 83,488.44 and 20,624.72

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Solution

The fourth proportional to 55,694.48, 83,488.44 and 20,624.72 is: 30,917.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,694.48 : 83,488.44 = 20,624.72 : x
  2. Step 2: Convert to fraction form
    55,694.48/83,488.44 = 20,624.72/x
  3. Step 3: Cross multiply
    55,694.48x = 83,488.44 × 20,624.72
  4. Step 4: Simplify right side
    55,694.48x = 1,721,925,698.24
  5. Step 5: Solve for x
    x = 1,721,925,698.24/55,694.48
  6. Step 6: Final answer
    x = 30,917.35

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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.