Home / 190,127.84-285,290.22-96,633.68

Finding the Fourth Proportional to 190,127.84, 285,290.22 and 96,633.68

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Solution

The fourth proportional to 190,127.84, 285,290.22 and 96,633.68 is: 145,000.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,127.84 : 285,290.22 = 96,633.68 : x
  2. Step 2: Convert to fraction form
    190,127.84/285,290.22 = 96,633.68/x
  3. Step 3: Cross multiply
    190,127.84x = 285,290.22 × 96,633.68
  4. Step 4: Simplify right side
    190,127.84x = 27,568,643,826.61
  5. Step 5: Solve for x
    x = 27,568,643,826.61/190,127.84
  6. Step 6: Final answer
    x = 145,000.56

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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.