Home / 68,084.60-93,974.73-47,947.46

Finding the Fourth Proportional to 68,084.60, 93,974.73 and 47,947.46

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Solution

The fourth proportional to 68,084.60, 93,974.73 and 47,947.46 is: 66,180.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,084.60 : 93,974.73 = 47,947.46 : x
  2. Step 2: Convert to fraction form
    68,084.60/93,974.73 = 47,947.46/x
  3. Step 3: Cross multiply
    68,084.60x = 93,974.73 × 47,947.46
  4. Step 4: Simplify right side
    68,084.60x = 4,505,849,607.69
  5. Step 5: Solve for x
    x = 4,505,849,607.69/68,084.60
  6. Step 6: Final answer
    x = 66,180.16

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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.