Home / 74,932.74-112,399.11-37,538.69

Finding the Fourth Proportional to 74,932.74, 112,399.11 and 37,538.69

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Solution

The fourth proportional to 74,932.74, 112,399.11 and 37,538.69 is: 56,308.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,932.74 : 112,399.11 = 37,538.69 : x
  2. Step 2: Convert to fraction form
    74,932.74/112,399.11 = 37,538.69/x
  3. Step 3: Cross multiply
    74,932.74x = 112,399.11 × 37,538.69
  4. Step 4: Simplify right side
    74,932.74x = 4,219,314,784.57
  5. Step 5: Solve for x
    x = 4,219,314,784.57/74,932.74
  6. Step 6: Final answer
    x = 56,308.03

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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.