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Finding the Fourth Proportional to 104,718.79, 157,026.30 and 37,240.71

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Solution

The fourth proportional to 104,718.79, 157,026.30 and 37,240.71 is: 55,842.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,718.79 : 157,026.30 = 37,240.71 : x
  2. Step 2: Convert to fraction form
    104,718.79/157,026.30 = 37,240.71/x
  3. Step 3: Cross multiply
    104,718.79x = 157,026.30 × 37,240.71
  4. Step 4: Simplify right side
    104,718.79x = 5,847,771,055.44
  5. Step 5: Solve for x
    x = 5,847,771,055.44/104,718.79
  6. Step 6: Final answer
    x = 55,842.61

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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.