Home / 74,624.40-111,866.22-37,149

Finding the Fourth Proportional to 74,624.40, 111,866.22 and 37,149

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Solution

The fourth proportional to 74,624.40, 111,866.22 and 37,149 is: 55,688.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,624.40 : 111,866.22 = 37,149 : x
  2. Step 2: Convert to fraction form
    74,624.40/111,866.22 = 37,149/x
  3. Step 3: Cross multiply
    74,624.40x = 111,866.22 × 37,149
  4. Step 4: Simplify right side
    74,624.40x = 4,155,718,206.78
  5. Step 5: Solve for x
    x = 4,155,718,206.78/74,624.40
  6. Step 6: Final answer
    x = 55,688.46

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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.