Home / 156,973.03-235,454.22-68,226.55

Finding the Fourth Proportional to 156,973.03, 235,454.22 and 68,226.55

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Solution

The fourth proportional to 156,973.03, 235,454.22 and 68,226.55 is: 102,337.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,973.03 : 235,454.22 = 68,226.55 : x
  2. Step 2: Convert to fraction form
    156,973.03/235,454.22 = 68,226.55/x
  3. Step 3: Cross multiply
    156,973.03x = 235,454.22 × 68,226.55
  4. Step 4: Simplify right side
    156,973.03x = 16,064,229,113.54
  5. Step 5: Solve for x
    x = 16,064,229,113.54/156,973.03
  6. Step 6: Final answer
    x = 102,337.51

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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.