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Finding the Fourth Proportional to 70,604.25, 105,950.15 and 41,036.01

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Solution

The fourth proportional to 70,604.25, 105,950.15 and 41,036.01 is: 61,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,604.25 : 105,950.15 = 41,036.01 : x
  2. Step 2: Convert to fraction form
    70,604.25/105,950.15 = 41,036.01/x
  3. Step 3: Cross multiply
    70,604.25x = 105,950.15 × 41,036.01
  4. Step 4: Simplify right side
    70,604.25x = 4,347,771,209.72
  5. Step 5: Solve for x
    x = 4,347,771,209.72/70,604.25
  6. Step 6: Final answer
    x = 61,579.45

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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.