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Finding the Fourth Proportional to 176,195.50, 243,351.62 and 116,035.05

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Solution

The fourth proportional to 176,195.50, 243,351.62 and 116,035.05 is: 160,261.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,195.50 : 243,351.62 = 116,035.05 : x
  2. Step 2: Convert to fraction form
    176,195.50/243,351.62 = 116,035.05/x
  3. Step 3: Cross multiply
    176,195.50x = 243,351.62 × 116,035.05
  4. Step 4: Simplify right side
    176,195.50x = 28,237,315,597.35
  5. Step 5: Solve for x
    x = 28,237,315,597.35/176,195.50
  6. Step 6: Final answer
    x = 160,261.28

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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.