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Finding the Fourth Proportional to 169,366.91, 233,709.50 and 97,770.00

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Solution

The fourth proportional to 169,366.91, 233,709.50 and 97,770.00 is: 134,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,366.91 : 233,709.50 = 97,770.00 : x
  2. Step 2: Convert to fraction form
    169,366.91/233,709.50 = 97,770.00/x
  3. Step 3: Cross multiply
    169,366.91x = 233,709.50 × 97,770.00
  4. Step 4: Simplify right side
    169,366.91x = 22,849,776,741.88
  5. Step 5: Solve for x
    x = 22,849,776,741.88/169,366.91
  6. Step 6: Final answer
    x = 134,912.87

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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.