Home / 65,184.06-89,965.27-36,889.75

Finding the Fourth Proportional to 65,184.06, 89,965.27 and 36,889.75

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Solution

The fourth proportional to 65,184.06, 89,965.27 and 36,889.75 is: 50,914.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,184.06 : 89,965.27 = 36,889.75 : x
  2. Step 2: Convert to fraction form
    65,184.06/89,965.27 = 36,889.75/x
  3. Step 3: Cross multiply
    65,184.06x = 89,965.27 × 36,889.75
  4. Step 4: Simplify right side
    65,184.06x = 3,318,796,339.21
  5. Step 5: Solve for x
    x = 3,318,796,339.21/65,184.06
  6. Step 6: Final answer
    x = 50,914.23

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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.