Home / 94,913.88-130,990.74-54,629.34

Finding the Fourth Proportional to 94,913.88, 130,990.74 and 54,629.34

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Solution

The fourth proportional to 94,913.88, 130,990.74 and 54,629.34 is: 75,394.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,913.88 : 130,990.74 = 54,629.34 : x
  2. Step 2: Convert to fraction form
    94,913.88/130,990.74 = 54,629.34/x
  3. Step 3: Cross multiply
    94,913.88x = 130,990.74 × 54,629.34
  4. Step 4: Simplify right side
    94,913.88x = 7,155,937,672.31
  5. Step 5: Solve for x
    x = 7,155,937,672.31/94,913.88
  6. Step 6: Final answer
    x = 75,394.01

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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.