Home / 213,054.66-294,015.11-117,561.33

Finding the Fourth Proportional to 213,054.66, 294,015.11 and 117,561.33

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Solution

The fourth proportional to 213,054.66, 294,015.11 and 117,561.33 is: 162,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,054.66 : 294,015.11 = 117,561.33 : x
  2. Step 2: Convert to fraction form
    213,054.66/294,015.11 = 117,561.33/x
  3. Step 3: Cross multiply
    213,054.66x = 294,015.11 × 117,561.33
  4. Step 4: Simplify right side
    213,054.66x = 34,564,806,783.89
  5. Step 5: Solve for x
    x = 34,564,806,783.89/213,054.66
  6. Step 6: Final answer
    x = 162,234.46

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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.