Home / 106,809.96-147,394.82-59,061.66

Finding the Fourth Proportional to 106,809.96, 147,394.82 and 59,061.66

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Solution

The fourth proportional to 106,809.96, 147,394.82 and 59,061.66 is: 81,503.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,809.96 : 147,394.82 = 59,061.66 : x
  2. Step 2: Convert to fraction form
    106,809.96/147,394.82 = 59,061.66/x
  3. Step 3: Cross multiply
    106,809.96x = 147,394.82 × 59,061.66
  4. Step 4: Simplify right side
    106,809.96x = 8,705,382,744.60
  5. Step 5: Solve for x
    x = 8,705,382,744.60/106,809.96
  6. Step 6: Final answer
    x = 81,503.47

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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.