Home / 101,366.08-152,063.28-31,251.04

Finding the Fourth Proportional to 101,366.08, 152,063.28 and 31,251.04

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Solution

The fourth proportional to 101,366.08, 152,063.28 and 31,251.04 is: 46,880.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,366.08 : 152,063.28 = 31,251.04 : x
  2. Step 2: Convert to fraction form
    101,366.08/152,063.28 = 31,251.04/x
  3. Step 3: Cross multiply
    101,366.08x = 152,063.28 × 31,251.04
  4. Step 4: Simplify right side
    101,366.08x = 4,752,135,645.81
  5. Step 5: Solve for x
    x = 4,752,135,645.81/101,366.08
  6. Step 6: Final answer
    x = 46,880.93

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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.