Home / 101,717.87-152,555.94-38,516.19

Finding the Fourth Proportional to 101,717.87, 152,555.94 and 38,516.19

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Solution

The fourth proportional to 101,717.87, 152,555.94 and 38,516.19 is: 57,766.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,717.87 : 152,555.94 = 38,516.19 : x
  2. Step 2: Convert to fraction form
    101,717.87/152,555.94 = 38,516.19/x
  3. Step 3: Cross multiply
    101,717.87x = 152,555.94 × 38,516.19
  4. Step 4: Simplify right side
    101,717.87x = 5,875,873,570.67
  5. Step 5: Solve for x
    x = 5,875,873,570.67/101,717.87
  6. Step 6: Final answer
    x = 57,766.39

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1.5x scale

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.