Home / 86,084.01-118,795.10-47,843.64

Finding the Fourth Proportional to 86,084.01, 118,795.10 and 47,843.64

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Solution

The fourth proportional to 86,084.01, 118,795.10 and 47,843.64 is: 66,023.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,084.01 : 118,795.10 = 47,843.64 : x
  2. Step 2: Convert to fraction form
    86,084.01/118,795.10 = 47,843.64/x
  3. Step 3: Cross multiply
    86,084.01x = 118,795.10 × 47,843.64
  4. Step 4: Simplify right side
    86,084.01x = 5,683,589,758.95
  5. Step 5: Solve for x
    x = 5,683,589,758.95/86,084.01
  6. Step 6: Final answer
    x = 66,023.76

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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.