Home / 113,764.10-156,993.19-62,777.23

Finding the Fourth Proportional to 113,764.10, 156,993.19 and 62,777.23

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Solution

The fourth proportional to 113,764.10, 156,993.19 and 62,777.23 is: 86,631.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,764.10 : 156,993.19 = 62,777.23 : x
  2. Step 2: Convert to fraction form
    113,764.10/156,993.19 = 62,777.23/x
  3. Step 3: Cross multiply
    113,764.10x = 156,993.19 × 62,777.23
  4. Step 4: Simplify right side
    113,764.10x = 9,855,597,047.64
  5. Step 5: Solve for x
    x = 9,855,597,047.64/113,764.10
  6. Step 6: Final answer
    x = 86,631.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.