Home / 83,181.92-114,792.60-45,455.36

Finding the Fourth Proportional to 83,181.92, 114,792.60 and 45,455.36

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Solution

The fourth proportional to 83,181.92, 114,792.60 and 45,455.36 is: 62,729.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,181.92 : 114,792.60 = 45,455.36 : x
  2. Step 2: Convert to fraction form
    83,181.92/114,792.60 = 45,455.36/x
  3. Step 3: Cross multiply
    83,181.92x = 114,792.60 × 45,455.36
  4. Step 4: Simplify right side
    83,181.92x = 5,217,938,958.34
  5. Step 5: Solve for x
    x = 5,217,938,958.34/83,181.92
  6. Step 6: Final answer
    x = 62,729.24

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1.5x scale

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.