Home / 190,263.68-262,568.13-108,590.30

Finding the Fourth Proportional to 190,263.68, 262,568.13 and 108,590.30

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Solution

The fourth proportional to 190,263.68, 262,568.13 and 108,590.30 is: 149,857.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,263.68 : 262,568.13 = 108,590.30 : x
  2. Step 2: Convert to fraction form
    190,263.68/262,568.13 = 108,590.30/x
  3. Step 3: Cross multiply
    190,263.68x = 262,568.13 × 108,590.30
  4. Step 4: Simplify right side
    190,263.68x = 28,512,352,118.46
  5. Step 5: Solve for x
    x = 28,512,352,118.46/190,263.68
  6. Step 6: Final answer
    x = 149,857.04

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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.