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Finding the Fourth Proportional to 174,415.68, 240,739.64 and 102,843.36

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Solution

The fourth proportional to 174,415.68, 240,739.64 and 102,843.36 is: 141,950.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,415.68 : 240,739.64 = 102,843.36 : x
  2. Step 2: Convert to fraction form
    174,415.68/240,739.64 = 102,843.36/x
  3. Step 3: Cross multiply
    174,415.68x = 240,739.64 × 102,843.36
  4. Step 4: Simplify right side
    174,415.68x = 24,758,473,462.79
  5. Step 5: Solve for x
    x = 24,758,473,462.79/174,415.68
  6. Step 6: Final answer
    x = 141,950.96

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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.