Home / 119,095.19-178,506.89-47,972.31

Finding the Fourth Proportional to 119,095.19, 178,506.89 and 47,972.31

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Solution

The fourth proportional to 119,095.19, 178,506.89 and 47,972.31 is: 71,903.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,095.19 : 178,506.89 = 47,972.31 : x
  2. Step 2: Convert to fraction form
    119,095.19/178,506.89 = 47,972.31/x
  3. Step 3: Cross multiply
    119,095.19x = 178,506.89 × 47,972.31
  4. Step 4: Simplify right side
    119,095.19x = 8,563,388,389.98
  5. Step 5: Solve for x
    x = 8,563,388,389.98/119,095.19
  6. Step 6: Final answer
    x = 71,903.73

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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.