Home / 86,096.12-118,811.84-47,854.68

Finding the Fourth Proportional to 86,096.12, 118,811.84 and 47,854.68

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Solution

The fourth proportional to 86,096.12, 118,811.84 and 47,854.68 is: 66,039.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,096.12 : 118,811.84 = 47,854.68 : x
  2. Step 2: Convert to fraction form
    86,096.12/118,811.84 = 47,854.68/x
  3. Step 3: Cross multiply
    86,096.12x = 118,811.84 × 47,854.68
  4. Step 4: Simplify right side
    86,096.12x = 5,685,702,344.14
  5. Step 5: Solve for x
    x = 5,685,702,344.14/86,096.12
  6. Step 6: Final answer
    x = 66,039.01

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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.