Home / 51,031.65-76,536.54-15,966.75

Finding the Fourth Proportional to 51,031.65, 76,536.54 and 15,966.75

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Solution

The fourth proportional to 51,031.65, 76,536.54 and 15,966.75 is: 23,946.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,031.65 : 76,536.54 = 15,966.75 : x
  2. Step 2: Convert to fraction form
    51,031.65/76,536.54 = 15,966.75/x
  3. Step 3: Cross multiply
    51,031.65x = 76,536.54 × 15,966.75
  4. Step 4: Simplify right side
    51,031.65x = 1,222,039,800.05
  5. Step 5: Solve for x
    x = 1,222,039,800.05/51,031.65
  6. Step 6: Final answer
    x = 23,946.70

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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.