Home / 192,176.20-288,264.30-73,851.40

Finding the Fourth Proportional to 192,176.20, 288,264.30 and 73,851.40

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Solution

The fourth proportional to 192,176.20, 288,264.30 and 73,851.40 is: 110,777.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,176.20 : 288,264.30 = 73,851.40 : x
  2. Step 2: Convert to fraction form
    192,176.20/288,264.30 = 73,851.40/x
  3. Step 3: Cross multiply
    192,176.20x = 288,264.30 × 73,851.40
  4. Step 4: Simplify right side
    192,176.20x = 21,288,722,125.02
  5. Step 5: Solve for x
    x = 21,288,722,125.02/192,176.20
  6. Step 6: Final answer
    x = 110,777.10

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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.