Home / 107,384.37-161,054.69-40,801.16

Finding the Fourth Proportional to 107,384.37, 161,054.69 and 40,801.16

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Solution

The fourth proportional to 107,384.37, 161,054.69 and 40,801.16 is: 61,193.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,384.37 : 161,054.69 = 40,801.16 : x
  2. Step 2: Convert to fraction form
    107,384.37/161,054.69 = 40,801.16/x
  3. Step 3: Cross multiply
    107,384.37x = 161,054.69 × 40,801.16
  4. Step 4: Simplify right side
    107,384.37x = 6,571,217,166.16
  5. Step 5: Solve for x
    x = 6,571,217,166.16/107,384.37
  6. Step 6: Final answer
    x = 61,193.42

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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.