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Finding the Fourth Proportional to 174,878.48, 262,205.30 and 114,836.01

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Solution

The fourth proportional to 174,878.48, 262,205.30 and 114,836.01 is: 172,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,878.48 : 262,205.30 = 114,836.01 : x
  2. Step 2: Convert to fraction form
    174,878.48/262,205.30 = 114,836.01/x
  3. Step 3: Cross multiply
    174,878.48x = 262,205.30 × 114,836.01
  4. Step 4: Simplify right side
    174,878.48x = 30,110,609,878.67
  5. Step 5: Solve for x
    x = 30,110,609,878.67/174,878.48
  6. Step 6: Final answer
    x = 172,180.19

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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.