Home / 74,397.42-111,593.79-18,237.69

Finding the Fourth Proportional to 74,397.42, 111,593.79 and 18,237.69

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Solution

The fourth proportional to 74,397.42, 111,593.79 and 18,237.69 is: 27,355.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,397.42 : 111,593.79 = 18,237.69 : x
  2. Step 2: Convert to fraction form
    74,397.42/111,593.79 = 18,237.69/x
  3. Step 3: Cross multiply
    74,397.42x = 111,593.79 × 18,237.69
  4. Step 4: Simplify right side
    74,397.42x = 2,035,212,947.95
  5. Step 5: Solve for x
    x = 2,035,212,947.95/74,397.42
  6. Step 6: Final answer
    x = 27,355.96

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1.5x scale

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.