Home / 107,738.01-161,636.18-37,622.79

Finding the Fourth Proportional to 107,738.01, 161,636.18 and 37,622.79

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Solution

The fourth proportional to 107,738.01, 161,636.18 and 37,622.79 is: 56,444.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,738.01 : 161,636.18 = 37,622.79 : x
  2. Step 2: Convert to fraction form
    107,738.01/161,636.18 = 37,622.79/x
  3. Step 3: Cross multiply
    107,738.01x = 161,636.18 × 37,622.79
  4. Step 4: Simplify right side
    107,738.01x = 6,081,203,868.43
  5. Step 5: Solve for x
    x = 6,081,203,868.43/107,738.01
  6. Step 6: Final answer
    x = 56,444.37

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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.