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Finding the Fourth Proportional to 194,777.40, 292,176.96 and 54,546.96

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Solution

The fourth proportional to 194,777.40, 292,176.96 and 54,546.96 is: 81,823.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,777.40 : 292,176.96 = 54,546.96 : x
  2. Step 2: Convert to fraction form
    194,777.40/292,176.96 = 54,546.96/x
  3. Step 3: Cross multiply
    194,777.40x = 292,176.96 × 54,546.96
  4. Step 4: Simplify right side
    194,777.40x = 15,937,364,950.04
  5. Step 5: Solve for x
    x = 15,937,364,950.04/194,777.40
  6. Step 6: Final answer
    x = 81,823.48

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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.