Home / 107,664.42-148,583.88-59,917.62

Finding the Fourth Proportional to 107,664.42, 148,583.88 and 59,917.62

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Solution

The fourth proportional to 107,664.42, 148,583.88 and 59,917.62 is: 82,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,664.42 : 148,583.88 = 59,917.62 : x
  2. Step 2: Convert to fraction form
    107,664.42/148,583.88 = 59,917.62/x
  3. Step 3: Cross multiply
    107,664.42x = 148,583.88 × 59,917.62
  4. Step 4: Simplify right side
    107,664.42x = 8,902,792,459.97
  5. Step 5: Solve for x
    x = 8,902,792,459.97/107,664.42
  6. Step 6: Final answer
    x = 82,690.20

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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.