Home / 212,858.03-293,589.68-144,753.95

Finding the Fourth Proportional to 212,858.03, 293,589.68 and 144,753.95

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Solution

The fourth proportional to 212,858.03, 293,589.68 and 144,753.95 is: 199,655.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,858.03 : 293,589.68 = 144,753.95 : x
  2. Step 2: Convert to fraction form
    212,858.03/293,589.68 = 144,753.95/x
  3. Step 3: Cross multiply
    212,858.03x = 293,589.68 × 144,753.95
  4. Step 4: Simplify right side
    212,858.03x = 42,498,263,667.52
  5. Step 5: Solve for x
    x = 42,498,263,667.52/212,858.03
  6. Step 6: Final answer
    x = 199,655.44

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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.