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Finding the Fourth Proportional to 183,111.75, 274,669.34 and 64,803.15

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Solution

The fourth proportional to 183,111.75, 274,669.34 and 64,803.15 is: 97,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,111.75 : 274,669.34 = 64,803.15 : x
  2. Step 2: Convert to fraction form
    183,111.75/274,669.34 = 64,803.15/x
  3. Step 3: Cross multiply
    183,111.75x = 274,669.34 × 64,803.15
  4. Step 4: Simplify right side
    183,111.75x = 17,799,438,116.41
  5. Step 5: Solve for x
    x = 17,799,438,116.41/183,111.75
  6. Step 6: Final answer
    x = 97,205.33

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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.