Home / 129,214.94-193,407.71-69,093.25

Finding the Fourth Proportional to 129,214.94, 193,407.71 and 69,093.25

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Solution

The fourth proportional to 129,214.94, 193,407.71 and 69,093.25 is: 103,418.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,214.94 : 193,407.71 = 69,093.25 : x
  2. Step 2: Convert to fraction form
    129,214.94/193,407.71 = 69,093.25/x
  3. Step 3: Cross multiply
    129,214.94x = 193,407.71 × 69,093.25
  4. Step 4: Simplify right side
    129,214.94x = 13,363,166,429.97
  5. Step 5: Solve for x
    x = 13,363,166,429.97/129,214.94
  6. Step 6: Final answer
    x = 103,418.13

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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.