Home / 40,108.32-55,332-24,183.72

Finding the Fourth Proportional to 40,108.32, 55,332 and 24,183.72

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Solution

The fourth proportional to 40,108.32, 55,332 and 24,183.72 is: 33,362.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,108.32 : 55,332 = 24,183.72 : x
  2. Step 2: Convert to fraction form
    40,108.32/55,332 = 24,183.72/x
  3. Step 3: Cross multiply
    40,108.32x = 55,332 × 24,183.72
  4. Step 4: Simplify right side
    40,108.32x = 1,338,133,595.04
  5. Step 5: Solve for x
    x = 1,338,133,595.04/40,108.32
  6. Step 6: Final answer
    x = 33,362.99

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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.