Home / 174,511.19-261,807.81-56,178.11

Finding the Fourth Proportional to 174,511.19, 261,807.81 and 56,178.11

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Solution

The fourth proportional to 174,511.19, 261,807.81 and 56,178.11 is: 84,280.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,511.19 : 261,807.81 = 56,178.11 : x
  2. Step 2: Convert to fraction form
    174,511.19/261,807.81 = 56,178.11/x
  3. Step 3: Cross multiply
    174,511.19x = 261,807.81 × 56,178.11
  4. Step 4: Simplify right side
    174,511.19x = 14,707,867,949.04
  5. Step 5: Solve for x
    x = 14,707,867,949.04/174,511.19
  6. Step 6: Final answer
    x = 84,280.37

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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.