Home / 190,331.70-262,650.78-109,762.62

Finding the Fourth Proportional to 190,331.70, 262,650.78 and 109,762.62

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Solution

The fourth proportional to 190,331.70, 262,650.78 and 109,762.62 is: 151,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,331.70 : 262,650.78 = 109,762.62 : x
  2. Step 2: Convert to fraction form
    190,331.70/262,650.78 = 109,762.62/x
  3. Step 3: Cross multiply
    190,331.70x = 262,650.78 × 109,762.62
  4. Step 4: Simplify right side
    190,331.70x = 28,829,237,757.84
  5. Step 5: Solve for x
    x = 28,829,237,757.84/190,331.70
  6. Step 6: Final answer
    x = 151,468.40

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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.