Home / 85,994.54-118,665.95-48,261.50

Finding the Fourth Proportional to 85,994.54, 118,665.95 and 48,261.50

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Solution

The fourth proportional to 85,994.54, 118,665.95 and 48,261.50 is: 66,597.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,994.54 : 118,665.95 = 48,261.50 : x
  2. Step 2: Convert to fraction form
    85,994.54/118,665.95 = 48,261.50/x
  3. Step 3: Cross multiply
    85,994.54x = 118,665.95 × 48,261.50
  4. Step 4: Simplify right side
    85,994.54x = 5,726,996,745.93
  5. Step 5: Solve for x
    x = 5,726,996,745.93/85,994.54
  6. Step 6: Final answer
    x = 66,597.21

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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.