Home / 125,626.80-188,440.20-32,127.60

Finding the Fourth Proportional to 125,626.80, 188,440.20 and 32,127.60

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Solution

The fourth proportional to 125,626.80, 188,440.20 and 32,127.60 is: 48,191.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,626.80 : 188,440.20 = 32,127.60 : x
  2. Step 2: Convert to fraction form
    125,626.80/188,440.20 = 32,127.60/x
  3. Step 3: Cross multiply
    125,626.80x = 188,440.20 × 32,127.60
  4. Step 4: Simplify right side
    125,626.80x = 6,054,131,369.52
  5. Step 5: Solve for x
    x = 6,054,131,369.52/125,626.80
  6. Step 6: Final answer
    x = 48,191.40

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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.