Home / 94,420.85-130,292.82-54,125.37

Finding the Fourth Proportional to 94,420.85, 130,292.82 and 54,125.37

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Solution

The fourth proportional to 94,420.85, 130,292.82 and 54,125.37 is: 74,688.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,420.85 : 130,292.82 = 54,125.37 : x
  2. Step 2: Convert to fraction form
    94,420.85/130,292.82 = 54,125.37/x
  3. Step 3: Cross multiply
    94,420.85x = 130,292.82 × 54,125.37
  4. Step 4: Simplify right side
    94,420.85x = 7,052,147,090.84
  5. Step 5: Solve for x
    x = 7,052,147,090.84/94,420.85
  6. Step 6: Final answer
    x = 74,688.46

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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.