Home / 86,202.39-118,957.02-47,960.00

Finding the Fourth Proportional to 86,202.39, 118,957.02 and 47,960.00

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Solution

The fourth proportional to 86,202.39, 118,957.02 and 47,960.00 is: 66,183.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,202.39 : 118,957.02 = 47,960.00 : x
  2. Step 2: Convert to fraction form
    86,202.39/118,957.02 = 47,960.00/x
  3. Step 3: Cross multiply
    86,202.39x = 118,957.02 × 47,960.00
  4. Step 4: Simplify right side
    86,202.39x = 5,705,178,084.41
  5. Step 5: Solve for x
    x = 5,705,178,084.41/86,202.39
  6. Step 6: Final answer
    x = 66,183.53

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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.