Home / 111,014.40-166,543.20-32,131.20

Finding the Fourth Proportional to 111,014.40, 166,543.20 and 32,131.20

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Solution

The fourth proportional to 111,014.40, 166,543.20 and 32,131.20 is: 48,203.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,014.40 : 166,543.20 = 32,131.20 : x
  2. Step 2: Convert to fraction form
    111,014.40/166,543.20 = 32,131.20/x
  3. Step 3: Cross multiply
    111,014.40x = 166,543.20 × 32,131.20
  4. Step 4: Simplify right side
    111,014.40x = 5,351,232,867.84
  5. Step 5: Solve for x
    x = 5,351,232,867.84/111,014.40
  6. Step 6: Final answer
    x = 48,203.05

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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.