Home / 215,108.55-296,837.59-119,613.19

Finding the Fourth Proportional to 215,108.55, 296,837.59 and 119,613.19

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Solution

The fourth proportional to 215,108.55, 296,837.59 and 119,613.19 is: 165,059.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,108.55 : 296,837.59 = 119,613.19 : x
  2. Step 2: Convert to fraction form
    215,108.55/296,837.59 = 119,613.19/x
  3. Step 3: Cross multiply
    215,108.55x = 296,837.59 × 119,613.19
  4. Step 4: Simplify right side
    215,108.55x = 35,505,691,051.81
  5. Step 5: Solve for x
    x = 35,505,691,051.81/215,108.55
  6. Step 6: Final answer
    x = 165,059.41

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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.