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Finding the Fourth Proportional to 174,900.40, 241,321.08 and 99,490.48

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Solution

The fourth proportional to 174,900.40, 241,321.08 and 99,490.48 is: 137,273.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,900.40 : 241,321.08 = 99,490.48 : x
  2. Step 2: Convert to fraction form
    174,900.40/241,321.08 = 99,490.48/x
  3. Step 3: Cross multiply
    174,900.40x = 241,321.08 × 99,490.48
  4. Step 4: Simplify right side
    174,900.40x = 24,009,150,083.32
  5. Step 5: Solve for x
    x = 24,009,150,083.32/174,900.40
  6. Step 6: Final answer
    x = 137,273.27

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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.