Home / 49,272.15-73,926.45-19,711.20

Finding the Fourth Proportional to 49,272.15, 73,926.45 and 19,711.20

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Solution

The fourth proportional to 49,272.15, 73,926.45 and 19,711.20 is: 29,574.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,272.15 : 73,926.45 = 19,711.20 : x
  2. Step 2: Convert to fraction form
    49,272.15/73,926.45 = 19,711.20/x
  3. Step 3: Cross multiply
    49,272.15x = 73,926.45 × 19,711.20
  4. Step 4: Simplify right side
    49,272.15x = 1,457,179,041.24
  5. Step 5: Solve for x
    x = 1,457,179,041.24/49,272.15
  6. Step 6: Final answer
    x = 29,574.09

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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.