Home / 55,554.65-83,340.62-18,106.03

Finding the Fourth Proportional to 55,554.65, 83,340.62 and 18,106.03

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Solution

The fourth proportional to 55,554.65, 83,340.62 and 18,106.03 is: 27,161.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,554.65 : 83,340.62 = 18,106.03 : x
  2. Step 2: Convert to fraction form
    55,554.65/83,340.62 = 18,106.03/x
  3. Step 3: Cross multiply
    55,554.65x = 83,340.62 × 18,106.03
  4. Step 4: Simplify right side
    55,554.65x = 1,508,967,258.71
  5. Step 5: Solve for x
    x = 1,508,967,258.71/55,554.65
  6. Step 6: Final answer
    x = 27,161.86

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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.