Home / 71,237.63-106,816.95-29,147.24

Finding the Fourth Proportional to 71,237.63, 106,816.95 and 29,147.24

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Solution

The fourth proportional to 71,237.63, 106,816.95 and 29,147.24 is: 43,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,237.63 : 106,816.95 = 29,147.24 : x
  2. Step 2: Convert to fraction form
    71,237.63/106,816.95 = 29,147.24/x
  3. Step 3: Cross multiply
    71,237.63x = 106,816.95 × 29,147.24
  4. Step 4: Simplify right side
    71,237.63x = 3,113,419,544.76
  5. Step 5: Solve for x
    x = 3,113,419,544.76/71,237.63
  6. Step 6: Final answer
    x = 43,704.70

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1.5x scale

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.