Home / 334,360.08-501,533.60-81,636.44

Finding the Fourth Proportional to 334,360.08, 501,533.60 and 81,636.44

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Solution

The fourth proportional to 334,360.08, 501,533.60 and 81,636.44 is: 122,453.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,360.08 : 501,533.60 = 81,636.44 : x
  2. Step 2: Convert to fraction form
    334,360.08/501,533.60 = 81,636.44/x
  3. Step 3: Cross multiply
    334,360.08x = 501,533.60 × 81,636.44
  4. Step 4: Simplify right side
    334,360.08x = 40,943,414,728.53
  5. Step 5: Solve for x
    x = 40,943,414,728.53/334,360.08
  6. Step 6: Final answer
    x = 122,453.06

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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.