Home / 106,922.03-147,563.39-61,601.72

Finding the Fourth Proportional to 106,922.03, 147,563.39 and 61,601.72

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Solution

The fourth proportional to 106,922.03, 147,563.39 and 61,601.72 is: 85,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,922.03 : 147,563.39 = 61,601.72 : x
  2. Step 2: Convert to fraction form
    106,922.03/147,563.39 = 61,601.72/x
  3. Step 3: Cross multiply
    106,922.03x = 147,563.39 × 61,601.72
  4. Step 4: Simplify right side
    106,922.03x = 9,090,158,325.02
  5. Step 5: Solve for x
    x = 9,090,158,325.02/106,922.03
  6. Step 6: Final answer
    x = 85,016.70

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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.