Home / 156,717.32-235,026.06-51,511.96

Finding the Fourth Proportional to 156,717.32, 235,026.06 and 51,511.96

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Solution

The fourth proportional to 156,717.32, 235,026.06 and 51,511.96 is: 77,251.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,717.32 : 235,026.06 = 51,511.96 : x
  2. Step 2: Convert to fraction form
    156,717.32/235,026.06 = 51,511.96/x
  3. Step 3: Cross multiply
    156,717.32x = 235,026.06 × 51,511.96
  4. Step 4: Simplify right side
    156,717.32x = 12,106,653,001.68
  5. Step 5: Solve for x
    x = 12,106,653,001.68/156,717.32
  6. Step 6: Final answer
    x = 77,251.53

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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.