Home / 107,366.91-161,017.55-51,177.41

Finding the Fourth Proportional to 107,366.91, 161,017.55 and 51,177.41

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Solution

The fourth proportional to 107,366.91, 161,017.55 and 51,177.41 is: 76,750.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,366.91 : 161,017.55 = 51,177.41 : x
  2. Step 2: Convert to fraction form
    107,366.91/161,017.55 = 51,177.41/x
  3. Step 3: Cross multiply
    107,366.91x = 161,017.55 × 51,177.41
  4. Step 4: Simplify right side
    107,366.91x = 8,240,461,173.55
  5. Step 5: Solve for x
    x = 8,240,461,173.55/107,366.91
  6. Step 6: Final answer
    x = 76,750.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.