Home / 123,977.22-185,955.28-49,077

Finding the Fourth Proportional to 123,977.22, 185,955.28 and 49,077

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Solution

The fourth proportional to 123,977.22, 185,955.28 and 49,077 is: 73,611.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,977.22 : 185,955.28 = 49,077 : x
  2. Step 2: Convert to fraction form
    123,977.22/185,955.28 = 49,077/x
  3. Step 3: Cross multiply
    123,977.22x = 185,955.28 × 49,077
  4. Step 4: Simplify right side
    123,977.22x = 9,126,127,276.56
  5. Step 5: Solve for x
    x = 9,126,127,276.56/123,977.22
  6. Step 6: Final answer
    x = 73,611.32

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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.