Home / 156,963.93-235,440.69-68,217.51

Finding the Fourth Proportional to 156,963.93, 235,440.69 and 68,217.51

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Solution

The fourth proportional to 156,963.93, 235,440.69 and 68,217.51 is: 102,324.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,963.93 : 235,440.69 = 68,217.51 : x
  2. Step 2: Convert to fraction form
    156,963.93/235,440.69 = 68,217.51/x
  3. Step 3: Cross multiply
    156,963.93x = 235,440.69 × 68,217.51
  4. Step 4: Simplify right side
    156,963.93x = 16,061,177,624.48
  5. Step 5: Solve for x
    x = 16,061,177,624.48/156,963.93
  6. Step 6: Final answer
    x = 102,324.00

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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.