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Finding the Fourth Proportional to 121,574.94, 182,360.52 and 62,376.45

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Solution

The fourth proportional to 121,574.94, 182,360.52 and 62,376.45 is: 93,563.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,574.94 : 182,360.52 = 62,376.45 : x
  2. Step 2: Convert to fraction form
    121,574.94/182,360.52 = 62,376.45/x
  3. Step 3: Cross multiply
    121,574.94x = 182,360.52 × 62,376.45
  4. Step 4: Simplify right side
    121,574.94x = 11,375,001,857.75
  5. Step 5: Solve for x
    x = 11,375,001,857.75/121,574.94
  6. Step 6: Final answer
    x = 93,563.71

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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.