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Finding the Fourth Proportional to 169,221.12, 233,525.16 and 93,769.62

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Solution

The fourth proportional to 169,221.12, 233,525.16 and 93,769.62 is: 129,402.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,221.12 : 233,525.16 = 93,769.62 : x
  2. Step 2: Convert to fraction form
    169,221.12/233,525.16 = 93,769.62/x
  3. Step 3: Cross multiply
    169,221.12x = 233,525.16 × 93,769.62
  4. Step 4: Simplify right side
    169,221.12x = 21,897,565,513.64
  5. Step 5: Solve for x
    x = 21,897,565,513.64/169,221.12
  6. Step 6: Final answer
    x = 129,402.08

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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.