Home / 124,077.21-185,720.69-98,833.76

Finding the Fourth Proportional to 124,077.21, 185,720.69 and 98,833.76

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Solution

The fourth proportional to 124,077.21, 185,720.69 and 98,833.76 is: 147,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,077.21 : 185,720.69 = 98,833.76 : x
  2. Step 2: Convert to fraction form
    124,077.21/185,720.69 = 98,833.76/x
  3. Step 3: Cross multiply
    124,077.21x = 185,720.69 × 98,833.76
  4. Step 4: Simplify right side
    124,077.21x = 18,355,474,102.49
  5. Step 5: Solve for x
    x = 18,355,474,102.49/124,077.21
  6. Step 6: Final answer
    x = 147,935.90

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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.