Home / 34,145.37-47,120.85-19,039.01

Finding the Fourth Proportional to 34,145.37, 47,120.85 and 19,039.01

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Solution

The fourth proportional to 34,145.37, 47,120.85 and 19,039.01 is: 26,273.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,145.37 : 47,120.85 = 19,039.01 : x
  2. Step 2: Convert to fraction form
    34,145.37/47,120.85 = 19,039.01/x
  3. Step 3: Cross multiply
    34,145.37x = 47,120.85 × 19,039.01
  4. Step 4: Simplify right side
    34,145.37x = 897,134,098.75
  5. Step 5: Solve for x
    x = 897,134,098.75/34,145.37
  6. Step 6: Final answer
    x = 26,273.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.