Home / 49,080.45-67,731.35-27,860.07

Finding the Fourth Proportional to 49,080.45, 67,731.35 and 27,860.07

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Solution

The fourth proportional to 49,080.45, 67,731.35 and 27,860.07 is: 38,447.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,080.45 : 67,731.35 = 27,860.07 : x
  2. Step 2: Convert to fraction form
    49,080.45/67,731.35 = 27,860.07/x
  3. Step 3: Cross multiply
    49,080.45x = 67,731.35 × 27,860.07
  4. Step 4: Simplify right side
    49,080.45x = 1,887,000,012.89
  5. Step 5: Solve for x
    x = 1,887,000,012.89/49,080.45
  6. Step 6: Final answer
    x = 38,447.08

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1.5x scale

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.