Home / 107,738.88-161,533.23-47,734.74

Finding the Fourth Proportional to 107,738.88, 161,533.23 and 47,734.74

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Solution

The fourth proportional to 107,738.88, 161,533.23 and 47,734.74 is: 71,568.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,738.88 : 161,533.23 = 47,734.74 : x
  2. Step 2: Convert to fraction form
    107,738.88/161,533.23 = 47,734.74/x
  3. Step 3: Cross multiply
    107,738.88x = 161,533.23 × 47,734.74
  4. Step 4: Simplify right side
    107,738.88x = 7,710,746,735.41
  5. Step 5: Solve for x
    x = 7,710,746,735.41/107,738.88
  6. Step 6: Final answer
    x = 71,568.84

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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.