Home / 181,639.24-272,426.65-55,248.86

Finding the Fourth Proportional to 181,639.24, 272,426.65 and 55,248.86

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Solution

The fourth proportional to 181,639.24, 272,426.65 and 55,248.86 is: 82,863.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,639.24 : 272,426.65 = 55,248.86 : x
  2. Step 2: Convert to fraction form
    181,639.24/272,426.65 = 55,248.86/x
  3. Step 3: Cross multiply
    181,639.24x = 272,426.65 × 55,248.86
  4. Step 4: Simplify right side
    181,639.24x = 15,051,261,846.12
  5. Step 5: Solve for x
    x = 15,051,261,846.12/181,639.24
  6. Step 6: Final answer
    x = 82,863.49

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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.