Home / 145,103.24-200,251.43-96,622.04

Finding the Fourth Proportional to 145,103.24, 200,251.43 and 96,622.04

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Solution

The fourth proportional to 145,103.24, 200,251.43 and 96,622.04 is: 133,344.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,103.24 : 200,251.43 = 96,622.04 : x
  2. Step 2: Convert to fraction form
    145,103.24/200,251.43 = 96,622.04/x
  3. Step 3: Cross multiply
    145,103.24x = 200,251.43 × 96,622.04
  4. Step 4: Simplify right side
    145,103.24x = 19,348,700,195.15
  5. Step 5: Solve for x
    x = 19,348,700,195.15/145,103.24
  6. Step 6: Final answer
    x = 133,344.38

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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.