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Finding the Fourth Proportional to 84,295.81, 116,336.25 and 46,061.17

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Solution

The fourth proportional to 84,295.81, 116,336.25 and 46,061.17 is: 63,568.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,295.81 : 116,336.25 = 46,061.17 : x
  2. Step 2: Convert to fraction form
    84,295.81/116,336.25 = 46,061.17/x
  3. Step 3: Cross multiply
    84,295.81x = 116,336.25 × 46,061.17
  4. Step 4: Simplify right side
    84,295.81x = 5,358,583,788.41
  5. Step 5: Solve for x
    x = 5,358,583,788.41/84,295.81
  6. Step 6: Final answer
    x = 63,568.80

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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.