Home / 156,769.03-235,103.86-51,563.53

Finding the Fourth Proportional to 156,769.03, 235,103.86 and 51,563.53

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Solution

The fourth proportional to 156,769.03, 235,103.86 and 51,563.53 is: 77,328.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,769.03 : 235,103.86 = 51,563.53 : x
  2. Step 2: Convert to fraction form
    156,769.03/235,103.86 = 51,563.53/x
  3. Step 3: Cross multiply
    156,769.03x = 235,103.86 × 51,563.53
  4. Step 4: Simplify right side
    156,769.03x = 12,122,784,938.23
  5. Step 5: Solve for x
    x = 12,122,784,938.23/156,769.03
  6. Step 6: Final answer
    x = 77,328.95

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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.