Home / 98,238.80-147,381.24-39,077.84

Finding the Fourth Proportional to 98,238.80, 147,381.24 and 39,077.84

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Solution

The fourth proportional to 98,238.80, 147,381.24 and 39,077.84 is: 58,625.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,238.80 : 147,381.24 = 39,077.84 : x
  2. Step 2: Convert to fraction form
    98,238.80/147,381.24 = 39,077.84/x
  3. Step 3: Cross multiply
    98,238.80x = 147,381.24 × 39,077.84
  4. Step 4: Simplify right side
    98,238.80x = 5,759,340,515.72
  5. Step 5: Solve for x
    x = 5,759,340,515.72/98,238.80
  6. Step 6: Final answer
    x = 58,625.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.