Home / 212,793.52-293,651.44-115,998.40

Finding the Fourth Proportional to 212,793.52, 293,651.44 and 115,998.40

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Solution

The fourth proportional to 212,793.52, 293,651.44 and 115,998.40 is: 160,075.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,793.52 : 293,651.44 = 115,998.40 : x
  2. Step 2: Convert to fraction form
    212,793.52/293,651.44 = 115,998.40/x
  3. Step 3: Cross multiply
    212,793.52x = 293,651.44 × 115,998.40
  4. Step 4: Simplify right side
    212,793.52x = 34,063,097,197.70
  5. Step 5: Solve for x
    x = 34,063,097,197.70/212,793.52
  6. Step 6: Final answer
    x = 160,075.82

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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.