Home / 128,026.96-192,017.22-34,510.84

Finding the Fourth Proportional to 128,026.96, 192,017.22 and 34,510.84

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Solution

The fourth proportional to 128,026.96, 192,017.22 and 34,510.84 is: 51,760.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,026.96 : 192,017.22 = 34,510.84 : x
  2. Step 2: Convert to fraction form
    128,026.96/192,017.22 = 34,510.84/x
  3. Step 3: Cross multiply
    128,026.96x = 192,017.22 × 34,510.84
  4. Step 4: Simplify right side
    128,026.96x = 6,626,675,556.66
  5. Step 5: Solve for x
    x = 6,626,675,556.66/128,026.96
  6. Step 6: Final answer
    x = 51,760.00

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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.