Home / 64,815.88-97,139.53-33,199.15

Finding the Fourth Proportional to 64,815.88, 97,139.53 and 33,199.15

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Solution

The fourth proportional to 64,815.88, 97,139.53 and 33,199.15 is: 49,755.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,815.88 : 97,139.53 = 33,199.15 : x
  2. Step 2: Convert to fraction form
    64,815.88/97,139.53 = 33,199.15/x
  3. Step 3: Cross multiply
    64,815.88x = 97,139.53 × 33,199.15
  4. Step 4: Simplify right side
    64,815.88x = 3,224,949,827.40
  5. Step 5: Solve for x
    x = 3,224,949,827.40/64,815.88
  6. Step 6: Final answer
    x = 49,755.55

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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.