Home / 49,775.45-68,690.12-27,419.45

Finding the Fourth Proportional to 49,775.45, 68,690.12 and 27,419.45

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Solution

The fourth proportional to 49,775.45, 68,690.12 and 27,419.45 is: 37,838.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,775.45 : 68,690.12 = 27,419.45 : x
  2. Step 2: Convert to fraction form
    49,775.45/68,690.12 = 27,419.45/x
  3. Step 3: Cross multiply
    49,775.45x = 68,690.12 × 27,419.45
  4. Step 4: Simplify right side
    49,775.45x = 1,883,444,830.29
  5. Step 5: Solve for x
    x = 1,883,444,830.29/49,775.45
  6. Step 6: Final answer
    x = 37,838.83

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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.