Home / 127,513.92-191,200.66-52,617.04

Finding the Fourth Proportional to 127,513.92, 191,200.66 and 52,617.04

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Solution

The fourth proportional to 127,513.92, 191,200.66 and 52,617.04 is: 78,896.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,513.92 : 191,200.66 = 52,617.04 : x
  2. Step 2: Convert to fraction form
    127,513.92/191,200.66 = 52,617.04/x
  3. Step 3: Cross multiply
    127,513.92x = 191,200.66 × 52,617.04
  4. Step 4: Simplify right side
    127,513.92x = 10,060,412,775.25
  5. Step 5: Solve for x
    x = 10,060,412,775.25/127,513.92
  6. Step 6: Final answer
    x = 78,896.58

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1.5x scale

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.