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Finding the Fourth Proportional to 105,033.87, 157,550.85 and 34,913.19

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Solution

The fourth proportional to 105,033.87, 157,550.85 and 34,913.19 is: 52,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,033.87 : 157,550.85 = 34,913.19 : x
  2. Step 2: Convert to fraction form
    105,033.87/157,550.85 = 34,913.19/x
  3. Step 3: Cross multiply
    105,033.87x = 157,550.85 × 34,913.19
  4. Step 4: Simplify right side
    105,033.87x = 5,500,602,760.71
  5. Step 5: Solve for x
    x = 5,500,602,760.71/105,033.87
  6. Step 6: Final answer
    x = 52,369.80

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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.