Home / 69,972.10-104,890.95-23,200.90

Finding the Fourth Proportional to 69,972.10, 104,890.95 and 23,200.90

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Solution

The fourth proportional to 69,972.10, 104,890.95 and 23,200.90 is: 34,779.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,972.10 : 104,890.95 = 23,200.90 : x
  2. Step 2: Convert to fraction form
    69,972.10/104,890.95 = 23,200.90/x
  3. Step 3: Cross multiply
    69,972.10x = 104,890.95 × 23,200.90
  4. Step 4: Simplify right side
    69,972.10x = 2,433,564,441.86
  5. Step 5: Solve for x
    x = 2,433,564,441.86/69,972.10
  6. Step 6: Final answer
    x = 34,779.07

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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.