Home / 185,553.06-278,108.10-101,334.38

Finding the Fourth Proportional to 185,553.06, 278,108.10 and 101,334.38

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Solution

The fourth proportional to 185,553.06, 278,108.10 and 101,334.38 is: 151,880.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,553.06 : 278,108.10 = 101,334.38 : x
  2. Step 2: Convert to fraction form
    185,553.06/278,108.10 = 101,334.38/x
  3. Step 3: Cross multiply
    185,553.06x = 278,108.10 × 101,334.38
  4. Step 4: Simplify right side
    185,553.06x = 28,181,911,886.48
  5. Step 5: Solve for x
    x = 28,181,911,886.48/185,553.06
  6. Step 6: Final answer
    x = 151,880.61

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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.