Home / 156,910.11-235,363.11-38,582.47

Finding the Fourth Proportional to 156,910.11, 235,363.11 and 38,582.47

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Solution

The fourth proportional to 156,910.11, 235,363.11 and 38,582.47 is: 57,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,910.11 : 235,363.11 = 38,582.47 : x
  2. Step 2: Convert to fraction form
    156,910.11/235,363.11 = 38,582.47/x
  3. Step 3: Cross multiply
    156,910.11x = 235,363.11 × 38,582.47
  4. Step 4: Simplify right side
    156,910.11x = 9,080,890,280.20
  5. Step 5: Solve for x
    x = 9,080,890,280.20/156,910.11
  6. Step 6: Final answer
    x = 57,873.20

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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.