Home / 212,906.16-293,800.44-122,199.12

Finding the Fourth Proportional to 212,906.16, 293,800.44 and 122,199.12

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Solution

The fourth proportional to 212,906.16, 293,800.44 and 122,199.12 is: 168,629.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,906.16 : 293,800.44 = 122,199.12 : x
  2. Step 2: Convert to fraction form
    212,906.16/293,800.44 = 122,199.12/x
  3. Step 3: Cross multiply
    212,906.16x = 293,800.44 × 122,199.12
  4. Step 4: Simplify right side
    212,906.16x = 35,902,155,223.61
  5. Step 5: Solve for x
    x = 35,902,155,223.61/212,906.16
  6. Step 6: Final answer
    x = 168,629.01

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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.