Home / 98,529.68-135,922.24-58,223.95

Finding the Fourth Proportional to 98,529.68, 135,922.24 and 58,223.95

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Solution

The fourth proportional to 98,529.68, 135,922.24 and 58,223.95 is: 80,320.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,529.68 : 135,922.24 = 58,223.95 : x
  2. Step 2: Convert to fraction form
    98,529.68/135,922.24 = 58,223.95/x
  3. Step 3: Cross multiply
    98,529.68x = 135,922.24 × 58,223.95
  4. Step 4: Simplify right side
    98,529.68x = 7,913,929,705.65
  5. Step 5: Solve for x
    x = 7,913,929,705.65/98,529.68
  6. Step 6: Final answer
    x = 80,320.26

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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.