Home / 55,794.08-83,700.12-18,343.28

Finding the Fourth Proportional to 55,794.08, 83,700.12 and 18,343.28

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Solution

The fourth proportional to 55,794.08, 83,700.12 and 18,343.28 is: 27,517.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,794.08 : 83,700.12 = 18,343.28 : x
  2. Step 2: Convert to fraction form
    55,794.08/83,700.12 = 18,343.28/x
  3. Step 3: Cross multiply
    55,794.08x = 83,700.12 × 18,343.28
  4. Step 4: Simplify right side
    55,794.08x = 1,535,334,737.19
  5. Step 5: Solve for x
    x = 1,535,334,737.19/55,794.08
  6. Step 6: Final answer
    x = 27,517.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.