Home / 74,454.19-111,633.41-49,124.43

Finding the Fourth Proportional to 74,454.19, 111,633.41 and 49,124.43

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Solution

The fourth proportional to 74,454.19, 111,633.41 and 49,124.43 is: 73,655.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,454.19 : 111,633.41 = 49,124.43 : x
  2. Step 2: Convert to fraction form
    74,454.19/111,633.41 = 49,124.43/x
  3. Step 3: Cross multiply
    74,454.19x = 111,633.41 × 49,124.43
  4. Step 4: Simplify right side
    74,454.19x = 5,483,927,758.02
  5. Step 5: Solve for x
    x = 5,483,927,758.02/74,454.19
  6. Step 6: Final answer
    x = 73,655.06

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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.