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Finding the Fourth Proportional to 169,683.90, 234,174.20 and 94,232.40

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Solution

The fourth proportional to 169,683.90, 234,174.20 and 94,232.40 is: 130,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,683.90 : 234,174.20 = 94,232.40 : x
  2. Step 2: Convert to fraction form
    169,683.90/234,174.20 = 94,232.40/x
  3. Step 3: Cross multiply
    169,683.90x = 234,174.20 × 94,232.40
  4. Step 4: Simplify right side
    169,683.90x = 22,066,796,412.92
  5. Step 5: Solve for x
    x = 22,066,796,412.92/169,683.90
  6. Step 6: Final answer
    x = 130,046.49

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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.