Home / 83,722.05-125,626.11-46,275.13

Finding the Fourth Proportional to 83,722.05, 125,626.11 and 46,275.13

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Solution

The fourth proportional to 83,722.05, 125,626.11 and 46,275.13 is: 69,436.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,722.05 : 125,626.11 = 46,275.13 : x
  2. Step 2: Convert to fraction form
    83,722.05/125,626.11 = 46,275.13/x
  3. Step 3: Cross multiply
    83,722.05x = 125,626.11 × 46,275.13
  4. Step 4: Simplify right side
    83,722.05x = 5,813,364,571.64
  5. Step 5: Solve for x
    x = 5,813,364,571.64/83,722.05
  6. Step 6: Final answer
    x = 69,436.48

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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.