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Finding the Fourth Proportional to 168,783.83, 232,980.34 and 97,192.39

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Solution

The fourth proportional to 168,783.83, 232,980.34 and 97,192.39 is: 134,159.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,783.83 : 232,980.34 = 97,192.39 : x
  2. Step 2: Convert to fraction form
    168,783.83/232,980.34 = 97,192.39/x
  3. Step 3: Cross multiply
    168,783.83x = 232,980.34 × 97,192.39
  4. Step 4: Simplify right side
    168,783.83x = 22,643,916,067.61
  5. Step 5: Solve for x
    x = 22,643,916,067.61/168,783.83
  6. Step 6: Final answer
    x = 134,159.27

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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.