Home / 65,529.84-90,433.35-36,854.49

Finding the Fourth Proportional to 65,529.84, 90,433.35 and 36,854.49

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Solution

The fourth proportional to 65,529.84, 90,433.35 and 36,854.49 is: 50,860.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,529.84 : 90,433.35 = 36,854.49 : x
  2. Step 2: Convert to fraction form
    65,529.84/90,433.35 = 36,854.49/x
  3. Step 3: Cross multiply
    65,529.84x = 90,433.35 × 36,854.49
  4. Step 4: Simplify right side
    65,529.84x = 3,332,874,993.24
  5. Step 5: Solve for x
    x = 3,332,874,993.24/65,529.84
  6. Step 6: Final answer
    x = 50,860.42

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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.