Home / 201,111.40-301,732.71-95,916.70

Finding the Fourth Proportional to 201,111.40, 301,732.71 and 95,916.70

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Solution

The fourth proportional to 201,111.40, 301,732.71 and 95,916.70 is: 143,906.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,111.40 : 301,732.71 = 95,916.70 : x
  2. Step 2: Convert to fraction form
    201,111.40/301,732.71 = 95,916.70/x
  3. Step 3: Cross multiply
    201,111.40x = 301,732.71 × 95,916.70
  4. Step 4: Simplify right side
    201,111.40x = 28,941,205,825.26
  5. Step 5: Solve for x
    x = 28,941,205,825.26/201,111.40
  6. Step 6: Final answer
    x = 143,906.34

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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.