Home / 91,261.44-125,940.48-53,026.56

Finding the Fourth Proportional to 91,261.44, 125,940.48 and 53,026.56

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Solution

The fourth proportional to 91,261.44, 125,940.48 and 53,026.56 is: 73,176.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,261.44 : 125,940.48 = 53,026.56 : x
  2. Step 2: Convert to fraction form
    91,261.44/125,940.48 = 53,026.56/x
  3. Step 3: Cross multiply
    91,261.44x = 125,940.48 × 53,026.56
  4. Step 4: Simplify right side
    91,261.44x = 6,678,190,419.15
  5. Step 5: Solve for x
    x = 6,678,190,419.15/91,261.44
  6. Step 6: Final answer
    x = 73,176.47

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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.