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Finding the Fourth Proportional to 169,376.88, 233,759.34 and 97,776.12

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Solution

The fourth proportional to 169,376.88, 233,759.34 and 97,776.12 is: 134,942.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,376.88 : 233,759.34 = 97,776.12 : x
  2. Step 2: Convert to fraction form
    169,376.88/233,759.34 = 97,776.12/x
  3. Step 3: Cross multiply
    169,376.88x = 233,759.34 × 97,776.12
  4. Step 4: Simplify right side
    169,376.88x = 22,856,081,278.96
  5. Step 5: Solve for x
    x = 22,856,081,278.96/169,376.88
  6. Step 6: Final answer
    x = 134,942.16

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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.