Home / 156,973.20-235,454.52-68,226.69

Finding the Fourth Proportional to 156,973.20, 235,454.52 and 68,226.69

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Solution

The fourth proportional to 156,973.20, 235,454.52 and 68,226.69 is: 102,337.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,973.20 : 235,454.52 = 68,226.69 : x
  2. Step 2: Convert to fraction form
    156,973.20/235,454.52 = 68,226.69/x
  3. Step 3: Cross multiply
    156,973.20x = 235,454.52 × 68,226.69
  4. Step 4: Simplify right side
    156,973.20x = 16,064,282,545.14
  5. Step 5: Solve for x
    x = 16,064,282,545.14/156,973.20
  6. Step 6: Final answer
    x = 102,337.74

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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.