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Finding the Fourth Proportional to 176,341.50, 243,351.21 and 95,769.05

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Solution

The fourth proportional to 176,341.50, 243,351.21 and 95,769.05 is: 132,161.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,341.50 : 243,351.21 = 95,769.05 : x
  2. Step 2: Convert to fraction form
    176,341.50/243,351.21 = 95,769.05/x
  3. Step 3: Cross multiply
    176,341.50x = 243,351.21 × 95,769.05
  4. Step 4: Simplify right side
    176,341.50x = 23,305,512,981.29
  5. Step 5: Solve for x
    x = 23,305,512,981.29/176,341.50
  6. Step 6: Final answer
    x = 132,161.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.