Home / 252,922.80-379,384.20-65,934.30

Finding the Fourth Proportional to 252,922.80, 379,384.20 and 65,934.30

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Solution

The fourth proportional to 252,922.80, 379,384.20 and 65,934.30 is: 98,901.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,922.80 : 379,384.20 = 65,934.30 : x
  2. Step 2: Convert to fraction form
    252,922.80/379,384.20 = 65,934.30/x
  3. Step 3: Cross multiply
    252,922.80x = 379,384.20 × 65,934.30
  4. Step 4: Simplify right side
    252,922.80x = 25,014,431,658.06
  5. Step 5: Solve for x
    x = 25,014,431,658.06/252,922.80
  6. Step 6: Final answer
    x = 98,901.45

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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.