Home / 62,398.64-86,150.35-55,672.61

Finding the Fourth Proportional to 62,398.64, 86,150.35 and 55,672.61

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Solution

The fourth proportional to 62,398.64, 86,150.35 and 55,672.61 is: 76,864.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,398.64 : 86,150.35 = 55,672.61 : x
  2. Step 2: Convert to fraction form
    62,398.64/86,150.35 = 55,672.61/x
  3. Step 3: Cross multiply
    62,398.64x = 86,150.35 × 55,672.61
  4. Step 4: Simplify right side
    62,398.64x = 4,796,214,406.16
  5. Step 5: Solve for x
    x = 4,796,214,406.16/62,398.64
  6. Step 6: Final answer
    x = 76,864.09

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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.