Home / 213,509.22-294,635.70-118,015.44

Finding the Fourth Proportional to 213,509.22, 294,635.70 and 118,015.44

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Solution

The fourth proportional to 213,509.22, 294,635.70 and 118,015.44 is: 162,857.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,509.22 : 294,635.70 = 118,015.44 : x
  2. Step 2: Convert to fraction form
    213,509.22/294,635.70 = 118,015.44/x
  3. Step 3: Cross multiply
    213,509.22x = 294,635.70 × 118,015.44
  4. Step 4: Simplify right side
    213,509.22x = 34,771,561,775.21
  5. Step 5: Solve for x
    x = 34,771,561,775.21/213,509.22
  6. Step 6: Final answer
    x = 162,857.42

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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.