Home / 64,878.05-89,531.57-36,583.54

Finding the Fourth Proportional to 64,878.05, 89,531.57 and 36,583.54

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Solution

The fourth proportional to 64,878.05, 89,531.57 and 36,583.54 is: 50,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,878.05 : 89,531.57 = 36,583.54 : x
  2. Step 2: Convert to fraction form
    64,878.05/89,531.57 = 36,583.54/x
  3. Step 3: Cross multiply
    64,878.05x = 89,531.57 × 36,583.54
  4. Step 4: Simplify right side
    64,878.05x = 3,275,381,365.61
  5. Step 5: Solve for x
    x = 3,275,381,365.61/64,878.05
  6. Step 6: Final answer
    x = 50,485.20

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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.