Home / 65,199.08-89,976.87-36,904.16

Finding the Fourth Proportional to 65,199.08, 89,976.87 and 36,904.16

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Solution

The fourth proportional to 65,199.08, 89,976.87 and 36,904.16 is: 50,928.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,199.08 : 89,976.87 = 36,904.16 : x
  2. Step 2: Convert to fraction form
    65,199.08/89,976.87 = 36,904.16/x
  3. Step 3: Cross multiply
    65,199.08x = 89,976.87 × 36,904.16
  4. Step 4: Simplify right side
    65,199.08x = 3,320,520,806.78
  5. Step 5: Solve for x
    x = 3,320,520,806.78/65,199.08
  6. Step 6: Final answer
    x = 50,928.95

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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.