Home / 126,164.10-189,077.98-59,621.88

Finding the Fourth Proportional to 126,164.10, 189,077.98 and 59,621.88

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Solution

The fourth proportional to 126,164.10, 189,077.98 and 59,621.88 is: 89,353.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,164.10 : 189,077.98 = 59,621.88 : x
  2. Step 2: Convert to fraction form
    126,164.10/189,077.98 = 59,621.88/x
  3. Step 3: Cross multiply
    126,164.10x = 189,077.98 × 59,621.88
  4. Step 4: Simplify right side
    126,164.10x = 11,273,184,634.20
  5. Step 5: Solve for x
    x = 11,273,184,634.20/126,164.10
  6. Step 6: Final answer
    x = 89,353.35

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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.