Home / 53,616.16-80,404.90-18,069.84

Finding the Fourth Proportional to 53,616.16, 80,404.90 and 18,069.84

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Solution

The fourth proportional to 53,616.16, 80,404.90 and 18,069.84 is: 27,098.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,616.16 : 80,404.90 = 18,069.84 : x
  2. Step 2: Convert to fraction form
    53,616.16/80,404.90 = 18,069.84/x
  3. Step 3: Cross multiply
    53,616.16x = 80,404.90 × 18,069.84
  4. Step 4: Simplify right side
    53,616.16x = 1,452,903,678.22
  5. Step 5: Solve for x
    x = 1,452,903,678.22/53,616.16
  6. Step 6: Final answer
    x = 27,098.24

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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.