Home / 74,625.40-111,867.72-37,150

Finding the Fourth Proportional to 74,625.40, 111,867.72 and 37,150

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Solution

The fourth proportional to 74,625.40, 111,867.72 and 37,150 is: 55,689.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,625.40 : 111,867.72 = 37,150 : x
  2. Step 2: Convert to fraction form
    74,625.40/111,867.72 = 37,150/x
  3. Step 3: Cross multiply
    74,625.40x = 111,867.72 × 37,150
  4. Step 4: Simplify right side
    74,625.40x = 4,155,885,798
  5. Step 5: Solve for x
    x = 4,155,885,798/74,625.40
  6. Step 6: Final answer
    x = 55,689.96

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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.