Home / 104,036.93-155,989.78-57,322.61

Finding the Fourth Proportional to 104,036.93, 155,989.78 and 57,322.61

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Solution

The fourth proportional to 104,036.93, 155,989.78 and 57,322.61 is: 85,947.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,036.93 : 155,989.78 = 57,322.61 : x
  2. Step 2: Convert to fraction form
    104,036.93/155,989.78 = 57,322.61/x
  3. Step 3: Cross multiply
    104,036.93x = 155,989.78 × 57,322.61
  4. Step 4: Simplify right side
    104,036.93x = 8,941,741,322.93
  5. Step 5: Solve for x
    x = 8,941,741,322.93/104,036.93
  6. Step 6: Final answer
    x = 85,947.76

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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.