Home / 149,022.10-223,403.55-89,794.90

Finding the Fourth Proportional to 149,022.10, 223,403.55 and 89,794.90

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Solution

The fourth proportional to 149,022.10, 223,403.55 and 89,794.90 is: 134,614.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,022.10 : 223,403.55 = 89,794.90 : x
  2. Step 2: Convert to fraction form
    149,022.10/223,403.55 = 89,794.90/x
  3. Step 3: Cross multiply
    149,022.10x = 223,403.55 × 89,794.90
  4. Step 4: Simplify right side
    149,022.10x = 20,060,499,431.90
  5. Step 5: Solve for x
    x = 20,060,499,431.90/149,022.10
  6. Step 6: Final answer
    x = 134,614.26

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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.