Home / 156,357.92-234,488.28-51,153.50

Finding the Fourth Proportional to 156,357.92, 234,488.28 and 51,153.50

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Solution

The fourth proportional to 156,357.92, 234,488.28 and 51,153.50 is: 76,714.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,357.92 : 234,488.28 = 51,153.50 : x
  2. Step 2: Convert to fraction form
    156,357.92/234,488.28 = 51,153.50/x
  3. Step 3: Cross multiply
    156,357.92x = 234,488.28 × 51,153.50
  4. Step 4: Simplify right side
    156,357.92x = 11,994,896,230.98
  5. Step 5: Solve for x
    x = 11,994,896,230.98/156,357.92
  6. Step 6: Final answer
    x = 76,714.35

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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.