Home / 547,092.08-821,023.56-192,133.76

Finding the Fourth Proportional to 547,092.08, 821,023.56 and 192,133.76

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Solution

The fourth proportional to 547,092.08, 821,023.56 and 192,133.76 is: 288,336.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,092.08 : 821,023.56 = 192,133.76 : x
  2. Step 2: Convert to fraction form
    547,092.08/821,023.56 = 192,133.76/x
  3. Step 3: Cross multiply
    547,092.08x = 821,023.56 × 192,133.76
  4. Step 4: Simplify right side
    547,092.08x = 157,746,343,631.39
  5. Step 5: Solve for x
    x = 157,746,343,631.39/547,092.08
  6. Step 6: Final answer
    x = 288,336.00

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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.