Home / 198,177.45-297,285.61-56,023.80

Finding the Fourth Proportional to 198,177.45, 297,285.61 and 56,023.80

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Solution

The fourth proportional to 198,177.45, 297,285.61 and 56,023.80 is: 84,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,177.45 : 297,285.61 = 56,023.80 : x
  2. Step 2: Convert to fraction form
    198,177.45/297,285.61 = 56,023.80/x
  3. Step 3: Cross multiply
    198,177.45x = 297,285.61 × 56,023.80
  4. Step 4: Simplify right side
    198,177.45x = 16,655,069,557.52
  5. Step 5: Solve for x
    x = 16,655,069,557.52/198,177.45
  6. Step 6: Final answer
    x = 84,041.19

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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.