Home / 106,112.16-146,431.70-58,365.50

Finding the Fourth Proportional to 106,112.16, 146,431.70 and 58,365.50

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Solution

The fourth proportional to 106,112.16, 146,431.70 and 58,365.50 is: 80,542.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,112.16 : 146,431.70 = 58,365.50 : x
  2. Step 2: Convert to fraction form
    106,112.16/146,431.70 = 58,365.50/x
  3. Step 3: Cross multiply
    106,112.16x = 146,431.70 × 58,365.50
  4. Step 4: Simplify right side
    106,112.16x = 8,546,558,362.36
  5. Step 5: Solve for x
    x = 8,546,558,362.36/106,112.16
  6. Step 6: Final answer
    x = 80,542.69

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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.