Home / 40,172.42-55,460.24-27,444.62

Finding the Fourth Proportional to 40,172.42, 55,460.24 and 27,444.62

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Solution

The fourth proportional to 40,172.42, 55,460.24 and 27,444.62 is: 37,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,172.42 : 55,460.24 = 27,444.62 : x
  2. Step 2: Convert to fraction form
    40,172.42/55,460.24 = 27,444.62/x
  3. Step 3: Cross multiply
    40,172.42x = 55,460.24 × 27,444.62
  4. Step 4: Simplify right side
    40,172.42x = 1,522,084,797.38
  5. Step 5: Solve for x
    x = 1,522,084,797.38/40,172.42
  6. Step 6: Final answer
    x = 37,888.80

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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.