Home / 54,005.64-80,869.95-37,342.68

Finding the Fourth Proportional to 54,005.64, 80,869.95 and 37,342.68

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Solution

The fourth proportional to 54,005.64, 80,869.95 and 37,342.68 is: 55,918.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,005.64 : 80,869.95 = 37,342.68 : x
  2. Step 2: Convert to fraction form
    54,005.64/80,869.95 = 37,342.68/x
  3. Step 3: Cross multiply
    54,005.64x = 80,869.95 × 37,342.68
  4. Step 4: Simplify right side
    54,005.64x = 3,019,900,664.47
  5. Step 5: Solve for x
    x = 3,019,900,664.47/54,005.64
  6. Step 6: Final answer
    x = 55,918.25

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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.