Home / 215,238.96-297,033.74-119,754.56

Finding the Fourth Proportional to 215,238.96, 297,033.74 and 119,754.56

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Solution

The fourth proportional to 215,238.96, 297,033.74 and 119,754.56 is: 165,263.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,238.96 : 297,033.74 = 119,754.56 : x
  2. Step 2: Convert to fraction form
    215,238.96/297,033.74 = 119,754.56/x
  3. Step 3: Cross multiply
    215,238.96x = 297,033.74 × 119,754.56
  4. Step 4: Simplify right side
    215,238.96x = 35,571,144,838.85
  5. Step 5: Solve for x
    x = 35,571,144,838.85/215,238.96
  6. Step 6: Final answer
    x = 165,263.50

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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.