Home / 106,220.16-146,585.64-60,905.52

Finding the Fourth Proportional to 106,220.16, 146,585.64 and 60,905.52

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Solution

The fourth proportional to 106,220.16, 146,585.64 and 60,905.52 is: 84,050.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,220.16 : 146,585.64 = 60,905.52 : x
  2. Step 2: Convert to fraction form
    106,220.16/146,585.64 = 60,905.52/x
  3. Step 3: Cross multiply
    106,220.16x = 146,585.64 × 60,905.52
  4. Step 4: Simplify right side
    106,220.16x = 8,927,874,628.73
  5. Step 5: Solve for x
    x = 8,927,874,628.73/106,220.16
  6. Step 6: Final answer
    x = 84,050.66

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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.