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Finding the Fourth Proportional to 98,525.93, 147,249.03 and 71,927.93

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Solution

The fourth proportional to 98,525.93, 147,249.03 and 71,927.93 is: 107,497.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,525.93 : 147,249.03 = 71,927.93 : x
  2. Step 2: Convert to fraction form
    98,525.93/147,249.03 = 71,927.93/x
  3. Step 3: Cross multiply
    98,525.93x = 147,249.03 × 71,927.93
  4. Step 4: Simplify right side
    98,525.93x = 10,591,317,736.76
  5. Step 5: Solve for x
    x = 10,591,317,736.76/98,525.93
  6. Step 6: Final answer
    x = 107,497.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.