Home / 222,405.02-306,919.33-124,288.25

Finding the Fourth Proportional to 222,405.02, 306,919.33 and 124,288.25

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Solution

The fourth proportional to 222,405.02, 306,919.33 and 124,288.25 is: 171,518.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,405.02 : 306,919.33 = 124,288.25 : x
  2. Step 2: Convert to fraction form
    222,405.02/306,919.33 = 124,288.25/x
  3. Step 3: Cross multiply
    222,405.02x = 306,919.33 × 124,288.25
  4. Step 4: Simplify right side
    222,405.02x = 38,146,466,873.45
  5. Step 5: Solve for x
    x = 38,146,466,873.45/222,405.02
  6. Step 6: Final answer
    x = 171,518.02

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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.