Home / 213,193.08-294,207.36-117,700.56

Finding the Fourth Proportional to 213,193.08, 294,207.36 and 117,700.56

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Solution

The fourth proportional to 213,193.08, 294,207.36 and 117,700.56 is: 162,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,193.08 : 294,207.36 = 117,700.56 : x
  2. Step 2: Convert to fraction form
    213,193.08/294,207.36 = 117,700.56/x
  3. Step 3: Cross multiply
    213,193.08x = 294,207.36 × 117,700.56
  4. Step 4: Simplify right side
    213,193.08x = 34,628,371,028.12
  5. Step 5: Solve for x
    x = 34,628,371,028.12/213,193.08
  6. Step 6: Final answer
    x = 162,427.27

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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.