Home / 106,043.94-159,057.68-61,642.35

Finding the Fourth Proportional to 106,043.94, 159,057.68 and 61,642.35

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Solution

The fourth proportional to 106,043.94, 159,057.68 and 61,642.35 is: 92,458.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,043.94 : 159,057.68 = 61,642.35 : x
  2. Step 2: Convert to fraction form
    106,043.94/159,057.68 = 61,642.35/x
  3. Step 3: Cross multiply
    106,043.94x = 159,057.68 × 61,642.35
  4. Step 4: Simplify right side
    106,043.94x = 9,804,688,872.54
  5. Step 5: Solve for x
    x = 9,804,688,872.54/106,043.94
  6. Step 6: Final answer
    x = 92,458.74

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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.