Home / 156,555.92-234,784.74-51,350.24

Finding the Fourth Proportional to 156,555.92, 234,784.74 and 51,350.24

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Solution

The fourth proportional to 156,555.92, 234,784.74 and 51,350.24 is: 77,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,555.92 : 234,784.74 = 51,350.24 : x
  2. Step 2: Convert to fraction form
    156,555.92/234,784.74 = 51,350.24/x
  3. Step 3: Cross multiply
    156,555.92x = 234,784.74 × 51,350.24
  4. Step 4: Simplify right side
    156,555.92x = 12,056,252,747.34
  5. Step 5: Solve for x
    x = 12,056,252,747.34/156,555.92
  6. Step 6: Final answer
    x = 77,009.24

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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.