Home / 190,041.20-284,994.60-65,353.20

Finding the Fourth Proportional to 190,041.20, 284,994.60 and 65,353.20

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Solution

The fourth proportional to 190,041.20, 284,994.60 and 65,353.20 is: 98,006.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,041.20 : 284,994.60 = 65,353.20 : x
  2. Step 2: Convert to fraction form
    190,041.20/284,994.60 = 65,353.20/x
  3. Step 3: Cross multiply
    190,041.20x = 284,994.60 × 65,353.20
  4. Step 4: Simplify right side
    190,041.20x = 18,625,309,092.72
  5. Step 5: Solve for x
    x = 18,625,309,092.72/190,041.20
  6. Step 6: Final answer
    x = 98,006.69

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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.