Home / 100,973.34-151,487.27-30,850.74

Finding the Fourth Proportional to 100,973.34, 151,487.27 and 30,850.74

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Solution

The fourth proportional to 100,973.34, 151,487.27 and 30,850.74 is: 46,284.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,973.34 : 151,487.27 = 30,850.74 : x
  2. Step 2: Convert to fraction form
    100,973.34/151,487.27 = 30,850.74/x
  3. Step 3: Cross multiply
    100,973.34x = 151,487.27 × 30,850.74
  4. Step 4: Simplify right side
    100,973.34x = 4,673,494,380.08
  5. Step 5: Solve for x
    x = 4,673,494,380.08/100,973.34
  6. Step 6: Final answer
    x = 46,284.44

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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.