Home / 66,204.24-99,350.08-31,146.60

Finding the Fourth Proportional to 66,204.24, 99,350.08 and 31,146.60

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Solution

The fourth proportional to 66,204.24, 99,350.08 and 31,146.60 is: 46,740.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,204.24 : 99,350.08 = 31,146.60 : x
  2. Step 2: Convert to fraction form
    66,204.24/99,350.08 = 31,146.60/x
  3. Step 3: Cross multiply
    66,204.24x = 99,350.08 × 31,146.60
  4. Step 4: Simplify right side
    66,204.24x = 3,094,417,201.73
  5. Step 5: Solve for x
    x = 3,094,417,201.73/66,204.24
  6. Step 6: Final answer
    x = 46,740.47

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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.