Home / 89,690.09-134,529.66-37,098.20

Finding the Fourth Proportional to 89,690.09, 134,529.66 and 37,098.20

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Solution

The fourth proportional to 89,690.09, 134,529.66 and 37,098.20 is: 55,645.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,690.09 : 134,529.66 = 37,098.20 : x
  2. Step 2: Convert to fraction form
    89,690.09/134,529.66 = 37,098.20/x
  3. Step 3: Cross multiply
    89,690.09x = 134,529.66 × 37,098.20
  4. Step 4: Simplify right side
    89,690.09x = 4,990,808,568.94
  5. Step 5: Solve for x
    x = 4,990,808,568.94/89,690.09
  6. Step 6: Final answer
    x = 55,645.04

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1.5x scale

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.