Home / 190,145.88-284,808.75-178,966.92

Finding the Fourth Proportional to 190,145.88, 284,808.75 and 178,966.92

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Solution

The fourth proportional to 190,145.88, 284,808.75 and 178,966.92 is: 268,064.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,145.88 : 284,808.75 = 178,966.92 : x
  2. Step 2: Convert to fraction form
    190,145.88/284,808.75 = 178,966.92/x
  3. Step 3: Cross multiply
    190,145.88x = 284,808.75 × 178,966.92
  4. Step 4: Simplify right side
    190,145.88x = 50,971,344,776.55
  5. Step 5: Solve for x
    x = 50,971,344,776.55/190,145.88
  6. Step 6: Final answer
    x = 268,064.42

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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.