Home / 106,941.15-147,594.60-61,610.51

Finding the Fourth Proportional to 106,941.15, 147,594.60 and 61,610.51

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Solution

The fourth proportional to 106,941.15, 147,594.60 and 61,610.51 is: 85,031.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,941.15 : 147,594.60 = 61,610.51 : x
  2. Step 2: Convert to fraction form
    106,941.15/147,594.60 = 61,610.51/x
  3. Step 3: Cross multiply
    106,941.15x = 147,594.60 × 61,610.51
  4. Step 4: Simplify right side
    106,941.15x = 9,093,378,579.25
  5. Step 5: Solve for x
    x = 9,093,378,579.25/106,941.15
  6. Step 6: Final answer
    x = 85,031.61

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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.