Home / 104,640.10-156,952.95-33,561.70

Finding the Fourth Proportional to 104,640.10, 156,952.95 and 33,561.70

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Solution

The fourth proportional to 104,640.10, 156,952.95 and 33,561.70 is: 50,340.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,640.10 : 156,952.95 = 33,561.70 : x
  2. Step 2: Convert to fraction form
    104,640.10/156,952.95 = 33,561.70/x
  3. Step 3: Cross multiply
    104,640.10x = 156,952.95 × 33,561.70
  4. Step 4: Simplify right side
    104,640.10x = 5,267,607,822.02
  5. Step 5: Solve for x
    x = 5,267,607,822.02/104,640.10
  6. Step 6: Final answer
    x = 50,340.24

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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.