Home / 106,579.08-147,060.72-61,246.44

Finding the Fourth Proportional to 106,579.08, 147,060.72 and 61,246.44

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Solution

The fourth proportional to 106,579.08, 147,060.72 and 61,246.44 is: 84,509.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,579.08 : 147,060.72 = 61,246.44 : x
  2. Step 2: Convert to fraction form
    106,579.08/147,060.72 = 61,246.44/x
  3. Step 3: Cross multiply
    106,579.08x = 147,060.72 × 61,246.44
  4. Step 4: Simplify right side
    106,579.08x = 9,006,945,563.84
  5. Step 5: Solve for x
    x = 9,006,945,563.84/106,579.08
  6. Step 6: Final answer
    x = 84,509.51

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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.