Home / 193,244.27-289,886.27-66,884.31

Finding the Fourth Proportional to 193,244.27, 289,886.27 and 66,884.31

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Solution

The fourth proportional to 193,244.27, 289,886.27 and 66,884.31 is: 100,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,244.27 : 289,886.27 = 66,884.31 : x
  2. Step 2: Convert to fraction form
    193,244.27/289,886.27 = 66,884.31/x
  3. Step 3: Cross multiply
    193,244.27x = 289,886.27 × 66,884.31
  4. Step 4: Simplify right side
    193,244.27x = 19,388,842,701.46
  5. Step 5: Solve for x
    x = 19,388,842,701.46/193,244.27
  6. Step 6: Final answer
    x = 100,333.34

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1.5x scale

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.