Home / 65,163.25-89,925.38-36,868.33

Finding the Fourth Proportional to 65,163.25, 89,925.38 and 36,868.33

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Solution

The fourth proportional to 65,163.25, 89,925.38 and 36,868.33 is: 50,878.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,163.25 : 89,925.38 = 36,868.33 : x
  2. Step 2: Convert to fraction form
    65,163.25/89,925.38 = 36,868.33/x
  3. Step 3: Cross multiply
    65,163.25x = 89,925.38 × 36,868.33
  4. Step 4: Simplify right side
    65,163.25x = 3,315,398,585.22
  5. Step 5: Solve for x
    x = 3,315,398,585.22/65,163.25
  6. Step 6: Final answer
    x = 50,878.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.