Home / 98,922.06-136,488.24-58,645.35

Finding the Fourth Proportional to 98,922.06, 136,488.24 and 58,645.35

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Solution

The fourth proportional to 98,922.06, 136,488.24 and 58,645.35 is: 80,916.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,922.06 : 136,488.24 = 58,645.35 : x
  2. Step 2: Convert to fraction form
    98,922.06/136,488.24 = 58,645.35/x
  3. Step 3: Cross multiply
    98,922.06x = 136,488.24 × 58,645.35
  4. Step 4: Simplify right side
    98,922.06x = 8,004,400,605.68
  5. Step 5: Solve for x
    x = 8,004,400,605.68/98,922.06
  6. Step 6: Final answer
    x = 80,916.23

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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.