Home / 92,971.08-139,466.54-29,768.62

Finding the Fourth Proportional to 92,971.08, 139,466.54 and 29,768.62

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Solution

The fourth proportional to 92,971.08, 139,466.54 and 29,768.62 is: 44,656.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,971.08 : 139,466.54 = 29,768.62 : x
  2. Step 2: Convert to fraction form
    92,971.08/139,466.54 = 29,768.62/x
  3. Step 3: Cross multiply
    92,971.08x = 139,466.54 × 29,768.62
  4. Step 4: Simplify right side
    92,971.08x = 4,151,726,431.97
  5. Step 5: Solve for x
    x = 4,151,726,431.97/92,971.08
  6. Step 6: Final answer
    x = 44,656.11

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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.