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Finding the Fourth Proportional to 169,492.77, 254,238.90 and 69,582.58

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Solution

The fourth proportional to 169,492.77, 254,238.90 and 69,582.58 is: 104,373.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,492.77 : 254,238.90 = 69,582.58 : x
  2. Step 2: Convert to fraction form
    169,492.77/254,238.90 = 69,582.58/x
  3. Step 3: Cross multiply
    169,492.77x = 254,238.90 × 69,582.58
  4. Step 4: Simplify right side
    169,492.77x = 17,690,597,701.83
  5. Step 5: Solve for x
    x = 17,690,597,701.83/169,492.77
  6. Step 6: Final answer
    x = 104,373.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.