Home / 49,926.04-74,868.36-20,323.78

Finding the Fourth Proportional to 49,926.04, 74,868.36 and 20,323.78

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Solution

The fourth proportional to 49,926.04, 74,868.36 and 20,323.78 is: 30,477.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,926.04 : 74,868.36 = 20,323.78 : x
  2. Step 2: Convert to fraction form
    49,926.04/74,868.36 = 20,323.78/x
  3. Step 3: Cross multiply
    49,926.04x = 74,868.36 × 20,323.78
  4. Step 4: Simplify right side
    49,926.04x = 1,521,608,077.60
  5. Step 5: Solve for x
    x = 1,521,608,077.60/49,926.04
  6. Step 6: Final answer
    x = 30,477.24

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1.5x scale

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.