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Finding the Fourth Proportional to 174,863.98, 241,328.19 and 99,412.30

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Solution

The fourth proportional to 174,863.98, 241,328.19 and 99,412.30 is: 137,198.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,863.98 : 241,328.19 = 99,412.30 : x
  2. Step 2: Convert to fraction form
    174,863.98/241,328.19 = 99,412.30/x
  3. Step 3: Cross multiply
    174,863.98x = 241,328.19 × 99,412.30
  4. Step 4: Simplify right side
    174,863.98x = 23,990,990,422.74
  5. Step 5: Solve for x
    x = 23,990,990,422.74/174,863.98
  6. Step 6: Final answer
    x = 137,198.01

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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.