Home / 55,500.64-83,233.68-18,556

Finding the Fourth Proportional to 55,500.64, 83,233.68 and 18,556

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Solution

The fourth proportional to 55,500.64, 83,233.68 and 18,556 is: 27,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,500.64 : 83,233.68 = 18,556 : x
  2. Step 2: Convert to fraction form
    55,500.64/83,233.68 = 18,556/x
  3. Step 3: Cross multiply
    55,500.64x = 83,233.68 × 18,556
  4. Step 4: Simplify right side
    55,500.64x = 1,544,484,166.08
  5. Step 5: Solve for x
    x = 1,544,484,166.08/55,500.64
  6. Step 6: Final answer
    x = 27,828.22

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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.