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Finding the Fourth Proportional to 88,866.66, 122,556.51 and 73,735.32

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Solution

The fourth proportional to 88,866.66, 122,556.51 and 73,735.32 is: 101,688.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,866.66 : 122,556.51 = 73,735.32 : x
  2. Step 2: Convert to fraction form
    88,866.66/122,556.51 = 73,735.32/x
  3. Step 3: Cross multiply
    88,866.66x = 122,556.51 × 73,735.32
  4. Step 4: Simplify right side
    88,866.66x = 9,036,743,482.93
  5. Step 5: Solve for x
    x = 9,036,743,482.93/88,866.66
  6. Step 6: Final answer
    x = 101,688.79

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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.