Home / 40,150.08-55,410.28-22,246.79

Finding the Fourth Proportional to 40,150.08, 55,410.28 and 22,246.79

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Solution

The fourth proportional to 40,150.08, 55,410.28 and 22,246.79 is: 30,702.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,150.08 : 55,410.28 = 22,246.79 : x
  2. Step 2: Convert to fraction form
    40,150.08/55,410.28 = 22,246.79/x
  3. Step 3: Cross multiply
    40,150.08x = 55,410.28 × 22,246.79
  4. Step 4: Simplify right side
    40,150.08x = 1,232,700,530.33
  5. Step 5: Solve for x
    x = 1,232,700,530.33/40,150.08
  6. Step 6: Final answer
    x = 30,702.32

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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.