Home / 213,529.06-294,330.72-168,135.04

Finding the Fourth Proportional to 213,529.06, 294,330.72 and 168,135.04

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Solution

The fourth proportional to 213,529.06, 294,330.72 and 168,135.04 is: 231,759.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,529.06 : 294,330.72 = 168,135.04 : x
  2. Step 2: Convert to fraction form
    213,529.06/294,330.72 = 168,135.04/x
  3. Step 3: Cross multiply
    213,529.06x = 294,330.72 × 168,135.04
  4. Step 4: Simplify right side
    213,529.06x = 49,487,307,380.43
  5. Step 5: Solve for x
    x = 49,487,307,380.43/213,529.06
  6. Step 6: Final answer
    x = 231,759.12

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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.