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Finding the Fourth Proportional to 85,549, 118,055.46 and 47,823.52

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Solution

The fourth proportional to 85,549, 118,055.46 and 47,823.52 is: 65,995.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,549 : 118,055.46 = 47,823.52 : x
  2. Step 2: Convert to fraction form
    85,549/118,055.46 = 47,823.52/x
  3. Step 3: Cross multiply
    85,549x = 118,055.46 × 47,823.52
  4. Step 4: Simplify right side
    85,549x = 5,645,827,652.42
  5. Step 5: Solve for x
    x = 5,645,827,652.42/85,549
  6. Step 6: Final answer
    x = 65,995.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.