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Finding the Fourth Proportional to 176,195.50, 243,351.60 and 116,035.06

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Solution

The fourth proportional to 176,195.50, 243,351.60 and 116,035.06 is: 160,261.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,195.50 : 243,351.60 = 116,035.06 : x
  2. Step 2: Convert to fraction form
    176,195.50/243,351.60 = 116,035.06/x
  3. Step 3: Cross multiply
    176,195.50x = 243,351.60 × 116,035.06
  4. Step 4: Simplify right side
    176,195.50x = 28,237,317,507.10
  5. Step 5: Solve for x
    x = 28,237,317,507.10/176,195.50
  6. Step 6: Final answer
    x = 160,261.29

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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.