Home / 111,026.42-166,496.19-36,128.35

Finding the Fourth Proportional to 111,026.42, 166,496.19 and 36,128.35

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Solution

The fourth proportional to 111,026.42, 166,496.19 and 36,128.35 is: 54,178.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,026.42 : 166,496.19 = 36,128.35 : x
  2. Step 2: Convert to fraction form
    111,026.42/166,496.19 = 36,128.35/x
  3. Step 3: Cross multiply
    111,026.42x = 166,496.19 × 36,128.35
  4. Step 4: Simplify right side
    111,026.42x = 6,015,232,625.99
  5. Step 5: Solve for x
    x = 6,015,232,625.99/111,026.42
  6. Step 6: Final answer
    x = 54,178.39

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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.