Home / 538,800.81-808,171.92-164,823.81

Finding the Fourth Proportional to 538,800.81, 808,171.92 and 164,823.81

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Solution

The fourth proportional to 538,800.81, 808,171.92 and 164,823.81 is: 247,226.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,800.81 : 808,171.92 = 164,823.81 : x
  2. Step 2: Convert to fraction form
    538,800.81/808,171.92 = 164,823.81/x
  3. Step 3: Cross multiply
    538,800.81x = 808,171.92 × 164,823.81
  4. Step 4: Simplify right side
    538,800.81x = 133,205,974,989.42
  5. Step 5: Solve for x
    x = 133,205,974,989.42/538,800.81
  6. Step 6: Final answer
    x = 247,226.75

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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.