Home / 179,059.68-247,118.40-98,503.20

Finding the Fourth Proportional to 179,059.68, 247,118.40 and 98,503.20

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Solution

The fourth proportional to 179,059.68, 247,118.40 and 98,503.20 is: 135,943.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,059.68 : 247,118.40 = 98,503.20 : x
  2. Step 2: Convert to fraction form
    179,059.68/247,118.40 = 98,503.20/x
  3. Step 3: Cross multiply
    179,059.68x = 247,118.40 × 98,503.20
  4. Step 4: Simplify right side
    179,059.68x = 24,341,953,178.88
  5. Step 5: Solve for x
    x = 24,341,953,178.88/179,059.68
  6. Step 6: Final answer
    x = 135,943.24

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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.