Home / 106,322.45-146,660.10-63,273.08

Finding the Fourth Proportional to 106,322.45, 146,660.10 and 63,273.08

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Solution

The fourth proportional to 106,322.45, 146,660.10 and 63,273.08 is: 87,278.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,322.45 : 146,660.10 = 63,273.08 : x
  2. Step 2: Convert to fraction form
    106,322.45/146,660.10 = 63,273.08/x
  3. Step 3: Cross multiply
    106,322.45x = 146,660.10 × 63,273.08
  4. Step 4: Simplify right side
    106,322.45x = 9,279,636,240.11
  5. Step 5: Solve for x
    x = 9,279,636,240.11/106,322.45
  6. Step 6: Final answer
    x = 87,278.24

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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.