Home / 106,936.61-147,566.75-63,917.10

Finding the Fourth Proportional to 106,936.61, 147,566.75 and 63,917.10

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Solution

The fourth proportional to 106,936.61, 147,566.75 and 63,917.10 is: 88,202.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,936.61 : 147,566.75 = 63,917.10 : x
  2. Step 2: Convert to fraction form
    106,936.61/147,566.75 = 63,917.10/x
  3. Step 3: Cross multiply
    106,936.61x = 147,566.75 × 63,917.10
  4. Step 4: Simplify right side
    106,936.61x = 9,432,038,396.84
  5. Step 5: Solve for x
    x = 9,432,038,396.84/106,936.61
  6. Step 6: Final answer
    x = 88,202.15

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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.