Home / 94,427.94-130,308.03-51,986.79

Finding the Fourth Proportional to 94,427.94, 130,308.03 and 51,986.79

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Solution

The fourth proportional to 94,427.94, 130,308.03 and 51,986.79 is: 71,740.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,427.94 : 130,308.03 = 51,986.79 : x
  2. Step 2: Convert to fraction form
    94,427.94/130,308.03 = 51,986.79/x
  3. Step 3: Cross multiply
    94,427.94x = 130,308.03 × 51,986.79
  4. Step 4: Simplify right side
    94,427.94x = 6,774,296,190.92
  5. Step 5: Solve for x
    x = 6,774,296,190.92/94,427.94
  6. Step 6: Final answer
    x = 71,740.38

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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.