Home / 55,723.92-83,527.08-18,274.20

Finding the Fourth Proportional to 55,723.92, 83,527.08 and 18,274.20

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Solution

The fourth proportional to 55,723.92, 83,527.08 and 18,274.20 is: 27,392.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,723.92 : 83,527.08 = 18,274.20 : x
  2. Step 2: Convert to fraction form
    55,723.92/83,527.08 = 18,274.20/x
  3. Step 3: Cross multiply
    55,723.92x = 83,527.08 × 18,274.20
  4. Step 4: Simplify right side
    55,723.92x = 1,526,390,565.34
  5. Step 5: Solve for x
    x = 1,526,390,565.34/55,723.92
  6. Step 6: Final answer
    x = 27,392.02

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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.