Home / 185,593.36-278,390.04-45,351.76

Finding the Fourth Proportional to 185,593.36, 278,390.04 and 45,351.76

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Solution

The fourth proportional to 185,593.36, 278,390.04 and 45,351.76 is: 68,027.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,593.36 : 278,390.04 = 45,351.76 : x
  2. Step 2: Convert to fraction form
    185,593.36/278,390.04 = 45,351.76/x
  3. Step 3: Cross multiply
    185,593.36x = 278,390.04 × 45,351.76
  4. Step 4: Simplify right side
    185,593.36x = 12,625,478,280.47
  5. Step 5: Solve for x
    x = 12,625,478,280.47/185,593.36
  6. Step 6: Final answer
    x = 68,027.64

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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.