Home / 40,180.40-55,437.72-23,410.16

Finding the Fourth Proportional to 40,180.40, 55,437.72 and 23,410.16

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Solution

The fourth proportional to 40,180.40, 55,437.72 and 23,410.16 is: 32,299.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,180.40 : 55,437.72 = 23,410.16 : x
  2. Step 2: Convert to fraction form
    40,180.40/55,437.72 = 23,410.16/x
  3. Step 3: Cross multiply
    40,180.40x = 55,437.72 × 23,410.16
  4. Step 4: Simplify right side
    40,180.40x = 1,297,805,895.24
  5. Step 5: Solve for x
    x = 1,297,805,895.24/40,180.40
  6. Step 6: Final answer
    x = 32,299.48

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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.