Home / 94,378.56-130,245.47-54,099.95

Finding the Fourth Proportional to 94,378.56, 130,245.47 and 54,099.95

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Solution

The fourth proportional to 94,378.56, 130,245.47 and 54,099.95 is: 74,659.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,378.56 : 130,245.47 = 54,099.95 : x
  2. Step 2: Convert to fraction form
    94,378.56/130,245.47 = 54,099.95/x
  3. Step 3: Cross multiply
    94,378.56x = 130,245.47 × 54,099.95
  4. Step 4: Simplify right side
    94,378.56x = 7,046,272,493.00
  5. Step 5: Solve for x
    x = 7,046,272,493.00/94,378.56
  6. Step 6: Final answer
    x = 74,659.67

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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.