Home / 106,035.84-146,268.45-63,569.70

Finding the Fourth Proportional to 106,035.84, 146,268.45 and 63,569.70

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Solution

The fourth proportional to 106,035.84, 146,268.45 and 63,569.70 is: 87,689.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,035.84 : 146,268.45 = 63,569.70 : x
  2. Step 2: Convert to fraction form
    106,035.84/146,268.45 = 63,569.70/x
  3. Step 3: Cross multiply
    106,035.84x = 146,268.45 × 63,569.70
  4. Step 4: Simplify right side
    106,035.84x = 9,298,241,485.97
  5. Step 5: Solve for x
    x = 9,298,241,485.97/106,035.84
  6. Step 6: Final answer
    x = 87,689.61

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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.