Home / 215,106.88-296,847.75-119,611.53

Finding the Fourth Proportional to 215,106.88, 296,847.75 and 119,611.53

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Solution

The fourth proportional to 215,106.88, 296,847.75 and 119,611.53 is: 165,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,106.88 : 296,847.75 = 119,611.53 : x
  2. Step 2: Convert to fraction form
    215,106.88/296,847.75 = 119,611.53/x
  3. Step 3: Cross multiply
    215,106.88x = 296,847.75 × 119,611.53
  4. Step 4: Simplify right side
    215,106.88x = 35,506,413,554.56
  5. Step 5: Solve for x
    x = 35,506,413,554.56/215,106.88
  6. Step 6: Final answer
    x = 165,064.05

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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.