Home / 192,049.20-288,074.04-51,807.96

Finding the Fourth Proportional to 192,049.20, 288,074.04 and 51,807.96

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Solution

The fourth proportional to 192,049.20, 288,074.04 and 51,807.96 is: 77,712.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,049.20 : 288,074.04 = 51,807.96 : x
  2. Step 2: Convert to fraction form
    192,049.20/288,074.04 = 51,807.96/x
  3. Step 3: Cross multiply
    192,049.20x = 288,074.04 × 51,807.96
  4. Step 4: Simplify right side
    192,049.20x = 14,924,528,341.36
  5. Step 5: Solve for x
    x = 14,924,528,341.36/192,049.20
  6. Step 6: Final answer
    x = 77,712.00

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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.