Home / 106,984.40-147,628.19-63,955.37

Finding the Fourth Proportional to 106,984.40, 147,628.19 and 63,955.37

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Solution

The fourth proportional to 106,984.40, 147,628.19 and 63,955.37 is: 88,252.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,984.40 : 147,628.19 = 63,955.37 : x
  2. Step 2: Convert to fraction form
    106,984.40/147,628.19 = 63,955.37/x
  3. Step 3: Cross multiply
    106,984.40x = 147,628.19 × 63,955.37
  4. Step 4: Simplify right side
    106,984.40x = 9,441,616,042.84
  5. Step 5: Solve for x
    x = 9,441,616,042.84/106,984.40
  6. Step 6: Final answer
    x = 88,252.27

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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.