Home / 185,149.17-277,500.36-85,172.22

Finding the Fourth Proportional to 185,149.17, 277,500.36 and 85,172.22

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Solution

The fourth proportional to 185,149.17, 277,500.36 and 85,172.22 is: 127,655.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,149.17 : 277,500.36 = 85,172.22 : x
  2. Step 2: Convert to fraction form
    185,149.17/277,500.36 = 85,172.22/x
  3. Step 3: Cross multiply
    185,149.17x = 277,500.36 × 85,172.22
  4. Step 4: Simplify right side
    185,149.17x = 23,635,321,712.00
  5. Step 5: Solve for x
    x = 23,635,321,712.00/185,149.17
  6. Step 6: Final answer
    x = 127,655.56

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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.