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Finding the Fourth Proportional to 174,805.43, 262,025.80 and 118,649.96

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Solution

The fourth proportional to 174,805.43, 262,025.80 and 118,649.96 is: 177,851.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,805.43 : 262,025.80 = 118,649.96 : x
  2. Step 2: Convert to fraction form
    174,805.43/262,025.80 = 118,649.96/x
  3. Step 3: Cross multiply
    174,805.43x = 262,025.80 × 118,649.96
  4. Step 4: Simplify right side
    174,805.43x = 31,089,349,082.21
  5. Step 5: Solve for x
    x = 31,089,349,082.21/174,805.43
  6. Step 6: Final answer
    x = 177,851.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.