Home / 61,956.10-85,499.51-33,661.78

Finding the Fourth Proportional to 61,956.10, 85,499.51 and 33,661.78

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Solution

The fourth proportional to 61,956.10, 85,499.51 and 33,661.78 is: 46,453.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,956.10 : 85,499.51 = 33,661.78 : x
  2. Step 2: Convert to fraction form
    61,956.10/85,499.51 = 33,661.78/x
  3. Step 3: Cross multiply
    61,956.10x = 85,499.51 × 33,661.78
  4. Step 4: Simplify right side
    61,956.10x = 2,878,065,695.73
  5. Step 5: Solve for x
    x = 2,878,065,695.73/61,956.10
  6. Step 6: Final answer
    x = 46,453.31

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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.