Home / 74,277.43-111,360.75-44,688.38

Finding the Fourth Proportional to 74,277.43, 111,360.75 and 44,688.38

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Solution

The fourth proportional to 74,277.43, 111,360.75 and 44,688.38 is: 66,999.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,277.43 : 111,360.75 = 44,688.38 : x
  2. Step 2: Convert to fraction form
    74,277.43/111,360.75 = 44,688.38/x
  3. Step 3: Cross multiply
    74,277.43x = 111,360.75 × 44,688.38
  4. Step 4: Simplify right side
    74,277.43x = 4,976,531,853.99
  5. Step 5: Solve for x
    x = 4,976,531,853.99/74,277.43
  6. Step 6: Final answer
    x = 66,999.25

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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.