Home / 115,228.12-172,838.94-62,968.54

Finding the Fourth Proportional to 115,228.12, 172,838.94 and 62,968.54

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Solution

The fourth proportional to 115,228.12, 172,838.94 and 62,968.54 is: 94,451.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,228.12 : 172,838.94 = 62,968.54 : x
  2. Step 2: Convert to fraction form
    115,228.12/172,838.94 = 62,968.54/x
  3. Step 3: Cross multiply
    115,228.12x = 172,838.94 × 62,968.54
  4. Step 4: Simplify right side
    115,228.12x = 10,883,415,706.95
  5. Step 5: Solve for x
    x = 10,883,415,706.95/115,228.12
  6. Step 6: Final answer
    x = 94,451.04

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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.