Home / 107,384.76-161,055.24-40,801.54

Finding the Fourth Proportional to 107,384.76, 161,055.24 and 40,801.54

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Solution

The fourth proportional to 107,384.76, 161,055.24 and 40,801.54 is: 61,193.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,384.76 : 161,055.24 = 40,801.54 : x
  2. Step 2: Convert to fraction form
    107,384.76/161,055.24 = 40,801.54/x
  3. Step 3: Cross multiply
    107,384.76x = 161,055.24 × 40,801.54
  4. Step 4: Simplify right side
    107,384.76x = 6,571,301,817.07
  5. Step 5: Solve for x
    x = 6,571,301,817.07/107,384.76
  6. Step 6: Final answer
    x = 61,193.99

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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.