Home / 73,001.34-100,744.26-42,372.08

Finding the Fourth Proportional to 73,001.34, 100,744.26 and 42,372.08

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Solution

The fourth proportional to 73,001.34, 100,744.26 and 42,372.08 is: 58,474.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,001.34 : 100,744.26 = 42,372.08 : x
  2. Step 2: Convert to fraction form
    73,001.34/100,744.26 = 42,372.08/x
  3. Step 3: Cross multiply
    73,001.34x = 100,744.26 × 42,372.08
  4. Step 4: Simplify right side
    73,001.34x = 4,268,743,340.54
  5. Step 5: Solve for x
    x = 4,268,743,340.54/73,001.34
  6. Step 6: Final answer
    x = 58,474.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.