Home / 215,427.42-297,284.52-119,932.02

Finding the Fourth Proportional to 215,427.42, 297,284.52 and 119,932.02

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Solution

The fourth proportional to 215,427.42, 297,284.52 and 119,932.02 is: 165,503.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,427.42 : 297,284.52 = 119,932.02 : x
  2. Step 2: Convert to fraction form
    215,427.42/297,284.52 = 119,932.02/x
  3. Step 3: Cross multiply
    215,427.42x = 297,284.52 × 119,932.02
  4. Step 4: Simplify right side
    215,427.42x = 35,653,932,998.33
  5. Step 5: Solve for x
    x = 35,653,932,998.33/215,427.42
  6. Step 6: Final answer
    x = 165,503.23

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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.