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Finding the Fourth Proportional to 105,737.60, 158,605.32 and 35,616.44

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Solution

The fourth proportional to 105,737.60, 158,605.32 and 35,616.44 is: 53,424.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,737.60 : 158,605.32 = 35,616.44 : x
  2. Step 2: Convert to fraction form
    105,737.60/158,605.32 = 35,616.44/x
  3. Step 3: Cross multiply
    105,737.60x = 158,605.32 × 35,616.44
  4. Step 4: Simplify right side
    105,737.60x = 5,648,956,863.46
  5. Step 5: Solve for x
    x = 5,648,956,863.46/105,737.60
  6. Step 6: Final answer
    x = 53,424.30

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1.5x scale

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.