Home / 25,080.66-34,611.12-13,750.02

Finding the Fourth Proportional to 25,080.66, 34,611.12 and 13,750.02

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Solution

The fourth proportional to 25,080.66, 34,611.12 and 13,750.02 is: 18,974.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,080.66 : 34,611.12 = 13,750.02 : x
  2. Step 2: Convert to fraction form
    25,080.66/34,611.12 = 13,750.02/x
  3. Step 3: Cross multiply
    25,080.66x = 34,611.12 × 13,750.02
  4. Step 4: Simplify right side
    25,080.66x = 475,903,592.22
  5. Step 5: Solve for x
    x = 475,903,592.22/25,080.66
  6. Step 6: Final answer
    x = 18,974.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.