Home / 68,722.04-103,196.42-46,376.27

Finding the Fourth Proportional to 68,722.04, 103,196.42 and 46,376.27

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Solution

The fourth proportional to 68,722.04, 103,196.42 and 46,376.27 is: 69,640.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,722.04 : 103,196.42 = 46,376.27 : x
  2. Step 2: Convert to fraction form
    68,722.04/103,196.42 = 46,376.27/x
  3. Step 3: Cross multiply
    68,722.04x = 103,196.42 × 46,376.27
  4. Step 4: Simplify right side
    68,722.04x = 4,785,865,159.81
  5. Step 5: Solve for x
    x = 4,785,865,159.81/68,722.04
  6. Step 6: Final answer
    x = 69,640.91

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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.