Home / 149,234.80-223,852.20-49,410.40

Finding the Fourth Proportional to 149,234.80, 223,852.20 and 49,410.40

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Solution

The fourth proportional to 149,234.80, 223,852.20 and 49,410.40 is: 74,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,234.80 : 223,852.20 = 49,410.40 : x
  2. Step 2: Convert to fraction form
    149,234.80/223,852.20 = 49,410.40/x
  3. Step 3: Cross multiply
    149,234.80x = 223,852.20 × 49,410.40
  4. Step 4: Simplify right side
    149,234.80x = 11,060,626,742.88
  5. Step 5: Solve for x
    x = 11,060,626,742.88/149,234.80
  6. Step 6: Final answer
    x = 74,115.60

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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.