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Finding the Fourth Proportional to 168,406.29, 232,384.14 and 92,949.93

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Solution

The fourth proportional to 168,406.29, 232,384.14 and 92,949.93 is: 128,261.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,406.29 : 232,384.14 = 92,949.93 : x
  2. Step 2: Convert to fraction form
    168,406.29/232,384.14 = 92,949.93/x
  3. Step 3: Cross multiply
    168,406.29x = 232,384.14 × 92,949.93
  4. Step 4: Simplify right side
    168,406.29x = 21,600,089,546.11
  5. Step 5: Solve for x
    x = 21,600,089,546.11/168,406.29
  6. Step 6: Final answer
    x = 128,261.77

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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.