Home / 107,059.55-147,811.50-68,836.26

Finding the Fourth Proportional to 107,059.55, 147,811.50 and 68,836.26

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Solution

The fourth proportional to 107,059.55, 147,811.50 and 68,836.26 is: 95,038.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,059.55 : 147,811.50 = 68,836.26 : x
  2. Step 2: Convert to fraction form
    107,059.55/147,811.50 = 68,836.26/x
  3. Step 3: Cross multiply
    107,059.55x = 147,811.50 × 68,836.26
  4. Step 4: Simplify right side
    107,059.55x = 10,174,790,844.99
  5. Step 5: Solve for x
    x = 10,174,790,844.99/107,059.55
  6. Step 6: Final answer
    x = 95,038.61

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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.