Home / 55,530.14-83,299.68-18,089.52

Finding the Fourth Proportional to 55,530.14, 83,299.68 and 18,089.52

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Solution

The fourth proportional to 55,530.14, 83,299.68 and 18,089.52 is: 27,135.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,530.14 : 83,299.68 = 18,089.52 : x
  2. Step 2: Convert to fraction form
    55,530.14/83,299.68 = 18,089.52/x
  3. Step 3: Cross multiply
    55,530.14x = 83,299.68 × 18,089.52
  4. Step 4: Simplify right side
    55,530.14x = 1,506,851,227.35
  5. Step 5: Solve for x
    x = 1,506,851,227.35/55,530.14
  6. Step 6: Final answer
    x = 27,135.74

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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.