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Finding the Fourth Proportional to 176,066.40, 264,099.60 and 105,909.60

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Solution

The fourth proportional to 176,066.40, 264,099.60 and 105,909.60 is: 158,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,066.40 : 264,099.60 = 105,909.60 : x
  2. Step 2: Convert to fraction form
    176,066.40/264,099.60 = 105,909.60/x
  3. Step 3: Cross multiply
    176,066.40x = 264,099.60 × 105,909.60
  4. Step 4: Simplify right side
    176,066.40x = 27,970,682,996.16
  5. Step 5: Solve for x
    x = 27,970,682,996.16/176,066.40
  6. Step 6: Final answer
    x = 158,864.40

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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.