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Finding the Fourth Proportional to 169,487.76, 233,892.36 and 94,036.08

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Solution

The fourth proportional to 169,487.76, 233,892.36 and 94,036.08 is: 129,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,487.76 : 233,892.36 = 94,036.08 : x
  2. Step 2: Convert to fraction form
    169,487.76/233,892.36 = 94,036.08/x
  3. Step 3: Cross multiply
    169,487.76x = 233,892.36 × 94,036.08
  4. Step 4: Simplify right side
    169,487.76x = 21,994,320,676.35
  5. Step 5: Solve for x
    x = 21,994,320,676.35/169,487.76
  6. Step 6: Final answer
    x = 129,769.37

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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.