Home / 68,916.25-103,402.29-46,716.97

Finding the Fourth Proportional to 68,916.25, 103,402.29 and 46,716.97

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Solution

The fourth proportional to 68,916.25, 103,402.29 and 46,716.97 is: 70,094.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,916.25 : 103,402.29 = 46,716.97 : x
  2. Step 2: Convert to fraction form
    68,916.25/103,402.29 = 46,716.97/x
  3. Step 3: Cross multiply
    68,916.25x = 103,402.29 × 46,716.97
  4. Step 4: Simplify right side
    68,916.25x = 4,830,641,679.86
  5. Step 5: Solve for x
    x = 4,830,641,679.86/68,916.25
  6. Step 6: Final answer
    x = 70,094.38

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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.