Home / 156,982.87-235,178.01-92,749.35

Finding the Fourth Proportional to 156,982.87, 235,178.01 and 92,749.35

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Solution

The fourth proportional to 156,982.87, 235,178.01 and 92,749.35 is: 138,948.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,982.87 : 235,178.01 = 92,749.35 : x
  2. Step 2: Convert to fraction form
    156,982.87/235,178.01 = 92,749.35/x
  3. Step 3: Cross multiply
    156,982.87x = 235,178.01 × 92,749.35
  4. Step 4: Simplify right side
    156,982.87x = 21,812,608,443.71
  5. Step 5: Solve for x
    x = 21,812,608,443.71/156,982.87
  6. Step 6: Final answer
    x = 138,948.97

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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.