Home / 181,631.60-272,490.96-56,972.56

Finding the Fourth Proportional to 181,631.60, 272,490.96 and 56,972.56

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Solution

The fourth proportional to 181,631.60, 272,490.96 and 56,972.56 is: 85,472.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,631.60 : 272,490.96 = 56,972.56 : x
  2. Step 2: Convert to fraction form
    181,631.60/272,490.96 = 56,972.56/x
  3. Step 3: Cross multiply
    181,631.60x = 272,490.96 × 56,972.56
  4. Step 4: Simplify right side
    181,631.60x = 15,524,507,568.06
  5. Step 5: Solve for x
    x = 15,524,507,568.06/181,631.60
  6. Step 6: Final answer
    x = 85,472.50

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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.