Home / 74,198.64-111,248.55-38,572.41

Finding the Fourth Proportional to 74,198.64, 111,248.55 and 38,572.41

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Solution

The fourth proportional to 74,198.64, 111,248.55 and 38,572.41 is: 57,832.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,198.64 : 111,248.55 = 38,572.41 : x
  2. Step 2: Convert to fraction form
    74,198.64/111,248.55 = 38,572.41/x
  3. Step 3: Cross multiply
    74,198.64x = 111,248.55 × 38,572.41
  4. Step 4: Simplify right side
    74,198.64x = 4,291,124,682.51
  5. Step 5: Solve for x
    x = 4,291,124,682.51/74,198.64
  6. Step 6: Final answer
    x = 57,832.93

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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.