Home / 210,196.40-290,065.56-114,704.24

Finding the Fourth Proportional to 210,196.40, 290,065.56 and 114,704.24

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Solution

The fourth proportional to 210,196.40, 290,065.56 and 114,704.24 is: 158,288.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,196.40 : 290,065.56 = 114,704.24 : x
  2. Step 2: Convert to fraction form
    210,196.40/290,065.56 = 114,704.24/x
  3. Step 3: Cross multiply
    210,196.40x = 290,065.56 × 114,704.24
  4. Step 4: Simplify right side
    210,196.40x = 33,271,749,609.97
  5. Step 5: Solve for x
    x = 33,271,749,609.97/210,196.40
  6. Step 6: Final answer
    x = 158,288.87

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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.