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Finding the Fourth Proportional to 176,492.80, 264,134.40 and 106,422.40

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Solution

The fourth proportional to 176,492.80, 264,134.40 and 106,422.40 is: 159,268.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,492.80 : 264,134.40 = 106,422.40 : x
  2. Step 2: Convert to fraction form
    176,492.80/264,134.40 = 106,422.40/x
  3. Step 3: Cross multiply
    176,492.80x = 264,134.40 × 106,422.40
  4. Step 4: Simplify right side
    176,492.80x = 28,109,816,770.56
  5. Step 5: Solve for x
    x = 28,109,816,770.56/176,492.80
  6. Step 6: Final answer
    x = 159,268.92

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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.