Home / 181,471.96-272,263.20-92,787.76

Finding the Fourth Proportional to 181,471.96, 272,263.20 and 92,787.76

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Solution

The fourth proportional to 181,471.96, 272,263.20 and 92,787.76 is: 139,209.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,471.96 : 272,263.20 = 92,787.76 : x
  2. Step 2: Convert to fraction form
    181,471.96/272,263.20 = 92,787.76/x
  3. Step 3: Cross multiply
    181,471.96x = 272,263.20 × 92,787.76
  4. Step 4: Simplify right side
    181,471.96x = 25,262,692,458.43
  5. Step 5: Solve for x
    x = 25,262,692,458.43/181,471.96
  6. Step 6: Final answer
    x = 139,209.89

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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.