Home / 53,810.84-80,716.12-25,645.52

Finding the Fourth Proportional to 53,810.84, 80,716.12 and 25,645.52

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Solution

The fourth proportional to 53,810.84, 80,716.12 and 25,645.52 is: 38,468.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,810.84 : 80,716.12 = 25,645.52 : x
  2. Step 2: Convert to fraction form
    53,810.84/80,716.12 = 25,645.52/x
  3. Step 3: Cross multiply
    53,810.84x = 80,716.12 × 25,645.52
  4. Step 4: Simplify right side
    53,810.84x = 2,070,006,869.78
  5. Step 5: Solve for x
    x = 2,070,006,869.78/53,810.84
  6. Step 6: Final answer
    x = 38,468.21

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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.