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Finding the Fourth Proportional to 46,792.56, 70,099.56 and 40,486.80

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Solution

The fourth proportional to 46,792.56, 70,099.56 and 40,486.80 is: 60,652.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,792.56 : 70,099.56 = 40,486.80 : x
  2. Step 2: Convert to fraction form
    46,792.56/70,099.56 = 40,486.80/x
  3. Step 3: Cross multiply
    46,792.56x = 70,099.56 × 40,486.80
  4. Step 4: Simplify right side
    46,792.56x = 2,838,106,865.81
  5. Step 5: Solve for x
    x = 2,838,106,865.81/46,792.56
  6. Step 6: Final answer
    x = 60,652.95

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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.