Home / 156,925.14-235,498.86-68,204.58

Finding the Fourth Proportional to 156,925.14, 235,498.86 and 68,204.58

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Solution

The fourth proportional to 156,925.14, 235,498.86 and 68,204.58 is: 102,355.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,925.14 : 235,498.86 = 68,204.58 : x
  2. Step 2: Convert to fraction form
    156,925.14/235,498.86 = 68,204.58/x
  3. Step 3: Cross multiply
    156,925.14x = 235,498.86 × 68,204.58
  4. Step 4: Simplify right side
    156,925.14x = 16,062,100,836.78
  5. Step 5: Solve for x
    x = 16,062,100,836.78/156,925.14
  6. Step 6: Final answer
    x = 102,355.18

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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.