Home / 66,440.52-99,700.06-26,994.60

Finding the Fourth Proportional to 66,440.52, 99,700.06 and 26,994.60

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Solution

The fourth proportional to 66,440.52, 99,700.06 and 26,994.60 is: 40,507.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,440.52 : 99,700.06 = 26,994.60 : x
  2. Step 2: Convert to fraction form
    66,440.52/99,700.06 = 26,994.60/x
  3. Step 3: Cross multiply
    66,440.52x = 99,700.06 × 26,994.60
  4. Step 4: Simplify right side
    66,440.52x = 2,691,363,239.68
  5. Step 5: Solve for x
    x = 2,691,363,239.68/66,440.52
  6. Step 6: Final answer
    x = 40,507.86

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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.