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Finding the Fourth Proportional to 169,196.80, 233,501.04 and 96,621.12

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Solution

The fourth proportional to 169,196.80, 233,501.04 and 96,621.12 is: 133,342.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,196.80 : 233,501.04 = 96,621.12 : x
  2. Step 2: Convert to fraction form
    169,196.80/233,501.04 = 96,621.12/x
  3. Step 3: Cross multiply
    169,196.80x = 233,501.04 × 96,621.12
  4. Step 4: Simplify right side
    169,196.80x = 22,561,132,005.96
  5. Step 5: Solve for x
    x = 22,561,132,005.96/169,196.80
  6. Step 6: Final answer
    x = 133,342.55

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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.