Home / 107,376.64-148,180.20-59,629.84

Finding the Fourth Proportional to 107,376.64, 148,180.20 and 59,629.84

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Solution

The fourth proportional to 107,376.64, 148,180.20 and 59,629.84 is: 82,289.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,376.64 : 148,180.20 = 59,629.84 : x
  2. Step 2: Convert to fraction form
    107,376.64/148,180.20 = 59,629.84/x
  3. Step 3: Cross multiply
    107,376.64x = 148,180.20 × 59,629.84
  4. Step 4: Simplify right side
    107,376.64x = 8,835,961,617.17
  5. Step 5: Solve for x
    x = 8,835,961,617.17/107,376.64
  6. Step 6: Final answer
    x = 82,289.42

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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.