Home / 51,253.22-76,908.54-21,693.18

Finding the Fourth Proportional to 51,253.22, 76,908.54 and 21,693.18

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Solution

The fourth proportional to 51,253.22, 76,908.54 and 21,693.18 is: 32,551.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,253.22 : 76,908.54 = 21,693.18 : x
  2. Step 2: Convert to fraction form
    51,253.22/76,908.54 = 21,693.18/x
  3. Step 3: Cross multiply
    51,253.22x = 76,908.54 × 21,693.18
  4. Step 4: Simplify right side
    51,253.22x = 1,668,390,693.29
  5. Step 5: Solve for x
    x = 1,668,390,693.29/51,253.22
  6. Step 6: Final answer
    x = 32,551.92

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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.