Home / 157,922.44-236,723.86-68,023.76

Finding the Fourth Proportional to 157,922.44, 236,723.86 and 68,023.76

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Solution

The fourth proportional to 157,922.44, 236,723.86 and 68,023.76 is: 101,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,922.44 : 236,723.86 = 68,023.76 : x
  2. Step 2: Convert to fraction form
    157,922.44/236,723.86 = 68,023.76/x
  3. Step 3: Cross multiply
    157,922.44x = 236,723.86 × 68,023.76
  4. Step 4: Simplify right side
    157,922.44x = 16,102,847,038.91
  5. Step 5: Solve for x
    x = 16,102,847,038.91/157,922.44
  6. Step 6: Final answer
    x = 101,966.81

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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.