Home / 210,944.21-291,103.78-114,148.06

Finding the Fourth Proportional to 210,944.21, 291,103.78 and 114,148.06

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Solution

The fourth proportional to 210,944.21, 291,103.78 and 114,148.06 is: 157,524.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,944.21 : 291,103.78 = 114,148.06 : x
  2. Step 2: Convert to fraction form
    210,944.21/291,103.78 = 114,148.06/x
  3. Step 3: Cross multiply
    210,944.21x = 291,103.78 × 114,148.06
  4. Step 4: Simplify right side
    210,944.21x = 33,228,932,252.23
  5. Step 5: Solve for x
    x = 33,228,932,252.23/210,944.21
  6. Step 6: Final answer
    x = 157,524.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.