Home / 73,874.08-101,948.32-40,342.24

Finding the Fourth Proportional to 73,874.08, 101,948.32 and 40,342.24

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Solution

The fourth proportional to 73,874.08, 101,948.32 and 40,342.24 is: 55,673.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,874.08 : 101,948.32 = 40,342.24 : x
  2. Step 2: Convert to fraction form
    73,874.08/101,948.32 = 40,342.24/x
  3. Step 3: Cross multiply
    73,874.08x = 101,948.32 × 40,342.24
  4. Step 4: Simplify right side
    73,874.08x = 4,112,823,593.04
  5. Step 5: Solve for x
    x = 4,112,823,593.04/73,874.08
  6. Step 6: Final answer
    x = 55,673.43

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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.