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Finding the Fourth Proportional to 61,594.74, 84,994.38 and 45,470.58

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Solution

The fourth proportional to 61,594.74, 84,994.38 and 45,470.58 is: 62,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,594.74 : 84,994.38 = 45,470.58 : x
  2. Step 2: Convert to fraction form
    61,594.74/84,994.38 = 45,470.58/x
  3. Step 3: Cross multiply
    61,594.74x = 84,994.38 × 45,470.58
  4. Step 4: Simplify right side
    61,594.74x = 3,864,743,755.34
  5. Step 5: Solve for x
    x = 3,864,743,755.34/61,594.74
  6. Step 6: Final answer
    x = 62,744.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.