Home / 53,281.95-79,909.05-15,833.22

Finding the Fourth Proportional to 53,281.95, 79,909.05 and 15,833.22

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Solution

The fourth proportional to 53,281.95, 79,909.05 and 15,833.22 is: 23,745.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,281.95 : 79,909.05 = 15,833.22 : x
  2. Step 2: Convert to fraction form
    53,281.95/79,909.05 = 15,833.22/x
  3. Step 3: Cross multiply
    53,281.95x = 79,909.05 × 15,833.22
  4. Step 4: Simplify right side
    53,281.95x = 1,265,217,568.64
  5. Step 5: Solve for x
    x = 1,265,217,568.64/53,281.95
  6. Step 6: Final answer
    x = 23,745.71

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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.