Home / 106,011.01-146,253.49-60,664.78

Finding the Fourth Proportional to 106,011.01, 146,253.49 and 60,664.78

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Solution

The fourth proportional to 106,011.01, 146,253.49 and 60,664.78 is: 83,693.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,011.01 : 146,253.49 = 60,664.78 : x
  2. Step 2: Convert to fraction form
    106,011.01/146,253.49 = 60,664.78/x
  3. Step 3: Cross multiply
    106,011.01x = 146,253.49 × 60,664.78
  4. Step 4: Simplify right side
    106,011.01x = 8,872,435,795.08
  5. Step 5: Solve for x
    x = 8,872,435,795.08/106,011.01
  6. Step 6: Final answer
    x = 83,693.53

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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.