Home / 156,769.64-235,104.30-51,563.72

Finding the Fourth Proportional to 156,769.64, 235,104.30 and 51,563.72

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Solution

The fourth proportional to 156,769.64, 235,104.30 and 51,563.72 is: 77,329.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,769.64 : 235,104.30 = 51,563.72 : x
  2. Step 2: Convert to fraction form
    156,769.64/235,104.30 = 51,563.72/x
  3. Step 3: Cross multiply
    156,769.64x = 235,104.30 × 51,563.72
  4. Step 4: Simplify right side
    156,769.64x = 12,122,852,296.00
  5. Step 5: Solve for x
    x = 12,122,852,296.00/156,769.64
  6. Step 6: Final answer
    x = 77,329.08

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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.