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Finding the Fourth Proportional to 103,574.97, 155,364.53 and 32,496.10

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Solution

The fourth proportional to 103,574.97, 155,364.53 and 32,496.10 is: 48,744.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,574.97 : 155,364.53 = 32,496.10 : x
  2. Step 2: Convert to fraction form
    103,574.97/155,364.53 = 32,496.10/x
  3. Step 3: Cross multiply
    103,574.97x = 155,364.53 × 32,496.10
  4. Step 4: Simplify right side
    103,574.97x = 5,048,741,809.16
  5. Step 5: Solve for x
    x = 5,048,741,809.16/103,574.97
  6. Step 6: Final answer
    x = 48,744.81

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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.