Home / 50,672.07-69,927.56-28,316.07

Finding the Fourth Proportional to 50,672.07, 69,927.56 and 28,316.07

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Solution

The fourth proportional to 50,672.07, 69,927.56 and 28,316.07 is: 39,076.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,672.07 : 69,927.56 = 28,316.07 : x
  2. Step 2: Convert to fraction form
    50,672.07/69,927.56 = 28,316.07/x
  3. Step 3: Cross multiply
    50,672.07x = 69,927.56 × 28,316.07
  4. Step 4: Simplify right side
    50,672.07x = 1,980,073,542.31
  5. Step 5: Solve for x
    x = 1,980,073,542.31/50,672.07
  6. Step 6: Final answer
    x = 39,076.23

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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.