Home / 53,816.67-74,258.91-30,843.18

Finding the Fourth Proportional to 53,816.67, 74,258.91 and 30,843.18

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Solution

The fourth proportional to 53,816.67, 74,258.91 and 30,843.18 is: 42,558.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,816.67 : 74,258.91 = 30,843.18 : x
  2. Step 2: Convert to fraction form
    53,816.67/74,258.91 = 30,843.18/x
  3. Step 3: Cross multiply
    53,816.67x = 74,258.91 × 30,843.18
  4. Step 4: Simplify right side
    53,816.67x = 2,290,380,927.73
  5. Step 5: Solve for x
    x = 2,290,380,927.73/53,816.67
  6. Step 6: Final answer
    x = 42,558.95

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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.