Home / 40,242.16-55,540.80-23,475.12

Finding the Fourth Proportional to 40,242.16, 55,540.80 and 23,475.12

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Solution

The fourth proportional to 40,242.16, 55,540.80 and 23,475.12 is: 32,399.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,242.16 : 55,540.80 = 23,475.12 : x
  2. Step 2: Convert to fraction form
    40,242.16/55,540.80 = 23,475.12/x
  3. Step 3: Cross multiply
    40,242.16x = 55,540.80 × 23,475.12
  4. Step 4: Simplify right side
    40,242.16x = 1,303,826,944.90
  5. Step 5: Solve for x
    x = 1,303,826,944.90/40,242.16
  6. Step 6: Final answer
    x = 32,399.53

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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.