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Finding the Fourth Proportional to 174,649.55, 241,042.50 and 106,705.81

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Solution

The fourth proportional to 174,649.55, 241,042.50 and 106,705.81 is: 147,269.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,649.55 : 241,042.50 = 106,705.81 : x
  2. Step 2: Convert to fraction form
    174,649.55/241,042.50 = 106,705.81/x
  3. Step 3: Cross multiply
    174,649.55x = 241,042.50 × 106,705.81
  4. Step 4: Simplify right side
    174,649.55x = 25,720,634,001.71
  5. Step 5: Solve for x
    x = 25,720,634,001.71/174,649.55
  6. Step 6: Final answer
    x = 147,269.97

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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.