Home / 212,984.45-293,919.54-117,491.14

Finding the Fourth Proportional to 212,984.45, 293,919.54 and 117,491.14

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Solution

The fourth proportional to 212,984.45, 293,919.54 and 117,491.14 is: 162,138.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,984.45 : 293,919.54 = 117,491.14 : x
  2. Step 2: Convert to fraction form
    212,984.45/293,919.54 = 117,491.14/x
  3. Step 3: Cross multiply
    212,984.45x = 293,919.54 × 117,491.14
  4. Step 4: Simplify right side
    212,984.45x = 34,532,941,822.88
  5. Step 5: Solve for x
    x = 34,532,941,822.88/212,984.45
  6. Step 6: Final answer
    x = 162,138.32

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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.