Home / 339,749.02-509,625.15-103,093.75

Finding the Fourth Proportional to 339,749.02, 509,625.15 and 103,093.75

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Solution

The fourth proportional to 339,749.02, 509,625.15 and 103,093.75 is: 154,641.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,749.02 : 509,625.15 = 103,093.75 : x
  2. Step 2: Convert to fraction form
    339,749.02/509,625.15 = 103,093.75/x
  3. Step 3: Cross multiply
    339,749.02x = 509,625.15 × 103,093.75
  4. Step 4: Simplify right side
    339,749.02x = 52,539,167,807.81
  5. Step 5: Solve for x
    x = 52,539,167,807.81/339,749.02
  6. Step 6: Final answer
    x = 154,641.12

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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.