Home / 85,087.92-117,416.73-46,840.02

Finding the Fourth Proportional to 85,087.92, 117,416.73 and 46,840.02

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Solution

The fourth proportional to 85,087.92, 117,416.73 and 46,840.02 is: 64,636.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,087.92 : 117,416.73 = 46,840.02 : x
  2. Step 2: Convert to fraction form
    85,087.92/117,416.73 = 46,840.02/x
  3. Step 3: Cross multiply
    85,087.92x = 117,416.73 × 46,840.02
  4. Step 4: Simplify right side
    85,087.92x = 5,499,801,981.53
  5. Step 5: Solve for x
    x = 5,499,801,981.53/85,087.92
  6. Step 6: Final answer
    x = 64,636.70

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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.