Home / 107,720.42-148,717.84-95,749.15

Finding the Fourth Proportional to 107,720.42, 148,717.84 and 95,749.15

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Solution

The fourth proportional to 107,720.42, 148,717.84 and 95,749.15 is: 132,190.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,720.42 : 148,717.84 = 95,749.15 : x
  2. Step 2: Convert to fraction form
    107,720.42/148,717.84 = 95,749.15/x
  3. Step 3: Cross multiply
    107,720.42x = 148,717.84 × 95,749.15
  4. Step 4: Simplify right side
    107,720.42x = 14,239,606,422.24
  5. Step 5: Solve for x
    x = 14,239,606,422.24/107,720.42
  6. Step 6: Final answer
    x = 132,190.41

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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.