Home / 49,926.18-74,868.45-20,323.92

Finding the Fourth Proportional to 49,926.18, 74,868.45 and 20,323.92

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Solution

The fourth proportional to 49,926.18, 74,868.45 and 20,323.92 is: 30,477.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,926.18 : 74,868.45 = 20,323.92 : x
  2. Step 2: Convert to fraction form
    49,926.18/74,868.45 = 20,323.92/x
  3. Step 3: Cross multiply
    49,926.18x = 74,868.45 × 20,323.92
  4. Step 4: Simplify right side
    49,926.18x = 1,521,620,388.32
  5. Step 5: Solve for x
    x = 1,521,620,388.32/49,926.18
  6. Step 6: Final answer
    x = 30,477.40

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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.