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Finding the Fourth Proportional to 192,226.68, 288,347.85 and 65,953.74

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Solution

The fourth proportional to 192,226.68, 288,347.85 and 65,953.74 is: 98,933.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,226.68 : 288,347.85 = 65,953.74 : x
  2. Step 2: Convert to fraction form
    192,226.68/288,347.85 = 65,953.74/x
  3. Step 3: Cross multiply
    192,226.68x = 288,347.85 × 65,953.74
  4. Step 4: Simplify right side
    192,226.68x = 19,017,619,128.46
  5. Step 5: Solve for x
    x = 19,017,619,128.46/192,226.68
  6. Step 6: Final answer
    x = 98,933.30

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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.