Home / 55,555.14-83,341.37-18,106.53

Finding the Fourth Proportional to 55,555.14, 83,341.37 and 18,106.53

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Solution

The fourth proportional to 55,555.14, 83,341.37 and 18,106.53 is: 27,162.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,555.14 : 83,341.37 = 18,106.53 : x
  2. Step 2: Convert to fraction form
    55,555.14/83,341.37 = 18,106.53/x
  3. Step 3: Cross multiply
    55,555.14x = 83,341.37 × 18,106.53
  4. Step 4: Simplify right side
    55,555.14x = 1,509,023,016.15
  5. Step 5: Solve for x
    x = 1,509,023,016.15/55,555.14
  6. Step 6: Final answer
    x = 27,162.62

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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.