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Finding the Fourth Proportional to 55,863.60, 83,795.40 and 46,022.10

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Solution

The fourth proportional to 55,863.60, 83,795.40 and 46,022.10 is: 69,033.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,863.60 : 83,795.40 = 46,022.10 : x
  2. Step 2: Convert to fraction form
    55,863.60/83,795.40 = 46,022.10/x
  3. Step 3: Cross multiply
    55,863.60x = 83,795.40 × 46,022.10
  4. Step 4: Simplify right side
    55,863.60x = 3,856,440,278.34
  5. Step 5: Solve for x
    x = 3,856,440,278.34/55,863.60
  6. Step 6: Final answer
    x = 69,033.15

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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.