Home / 205,260.60-307,890.90-181,932.60

Finding the Fourth Proportional to 205,260.60, 307,890.90 and 181,932.60

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Solution

The fourth proportional to 205,260.60, 307,890.90 and 181,932.60 is: 272,898.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,260.60 : 307,890.90 = 181,932.60 : x
  2. Step 2: Convert to fraction form
    205,260.60/307,890.90 = 181,932.60/x
  3. Step 3: Cross multiply
    205,260.60x = 307,890.90 × 181,932.60
  4. Step 4: Simplify right side
    205,260.60x = 56,015,391,953.34
  5. Step 5: Solve for x
    x = 56,015,391,953.34/205,260.60
  6. Step 6: Final answer
    x = 272,898.90

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1.5x scale

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.