Home / 153,286.17-229,929.32-73,305.23

Finding the Fourth Proportional to 153,286.17, 229,929.32 and 73,305.23

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Solution

The fourth proportional to 153,286.17, 229,929.32 and 73,305.23 is: 109,957.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,286.17 : 229,929.32 = 73,305.23 : x
  2. Step 2: Convert to fraction form
    153,286.17/229,929.32 = 73,305.23/x
  3. Step 3: Cross multiply
    153,286.17x = 229,929.32 × 73,305.23
  4. Step 4: Simplify right side
    153,286.17x = 16,855,020,170.17
  5. Step 5: Solve for x
    x = 16,855,020,170.17/153,286.17
  6. Step 6: Final answer
    x = 109,957.87

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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.