Home / 106,380.03-159,569.55-31,500.60

Finding the Fourth Proportional to 106,380.03, 159,569.55 and 31,500.60

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Solution

The fourth proportional to 106,380.03, 159,569.55 and 31,500.60 is: 47,250.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,380.03 : 159,569.55 = 31,500.60 : x
  2. Step 2: Convert to fraction form
    106,380.03/159,569.55 = 31,500.60/x
  3. Step 3: Cross multiply
    106,380.03x = 159,569.55 × 31,500.60
  4. Step 4: Simplify right side
    106,380.03x = 5,026,536,566.73
  5. Step 5: Solve for x
    x = 5,026,536,566.73/106,380.03
  6. Step 6: Final answer
    x = 47,250.75

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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.