Home / 51,622.79-77,462.38-20,034.08

Finding the Fourth Proportional to 51,622.79, 77,462.38 and 20,034.08

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Solution

The fourth proportional to 51,622.79, 77,462.38 and 20,034.08 is: 30,062.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,622.79 : 77,462.38 = 20,034.08 : x
  2. Step 2: Convert to fraction form
    51,622.79/77,462.38 = 20,034.08/x
  3. Step 3: Cross multiply
    51,622.79x = 77,462.38 × 20,034.08
  4. Step 4: Simplify right side
    51,622.79x = 1,551,887,769.16
  5. Step 5: Solve for x
    x = 1,551,887,769.16/51,622.79
  6. Step 6: Final answer
    x = 30,062.07

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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.