Home / 69,916.48-104,835.84-23,143.84

Finding the Fourth Proportional to 69,916.48, 104,835.84 and 23,143.84

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Solution

The fourth proportional to 69,916.48, 104,835.84 and 23,143.84 is: 34,702.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,916.48 : 104,835.84 = 23,143.84 : x
  2. Step 2: Convert to fraction form
    69,916.48/104,835.84 = 23,143.84/x
  3. Step 3: Cross multiply
    69,916.48x = 104,835.84 × 23,143.84
  4. Step 4: Simplify right side
    69,916.48x = 2,426,303,907.23
  5. Step 5: Solve for x
    x = 2,426,303,907.23/69,916.48
  6. Step 6: Final answer
    x = 34,702.89

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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.