Home / 105,940.36-146,200.98-58,192.84

Finding the Fourth Proportional to 105,940.36, 146,200.98 and 58,192.84

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Solution

The fourth proportional to 105,940.36, 146,200.98 and 58,192.84 is: 80,307.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,940.36 : 146,200.98 = 58,192.84 : x
  2. Step 2: Convert to fraction form
    105,940.36/146,200.98 = 58,192.84/x
  3. Step 3: Cross multiply
    105,940.36x = 146,200.98 × 58,192.84
  4. Step 4: Simplify right side
    105,940.36x = 8,507,850,236.98
  5. Step 5: Solve for x
    x = 8,507,850,236.98/105,940.36
  6. Step 6: Final answer
    x = 80,307.92

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1.5x scale

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.