Home / 86,840.64-119,846.51-48,604.02

Finding the Fourth Proportional to 86,840.64, 119,846.51 and 48,604.02

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Solution

The fourth proportional to 86,840.64, 119,846.51 and 48,604.02 is: 67,077.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,840.64 : 119,846.51 = 48,604.02 : x
  2. Step 2: Convert to fraction form
    86,840.64/119,846.51 = 48,604.02/x
  3. Step 3: Cross multiply
    86,840.64x = 119,846.51 × 48,604.02
  4. Step 4: Simplify right side
    86,840.64x = 5,825,022,168.97
  5. Step 5: Solve for x
    x = 5,825,022,168.97/86,840.64
  6. Step 6: Final answer
    x = 67,077.14

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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.