Home / 94,704.96-130,700.48-54,425.28

Finding the Fourth Proportional to 94,704.96, 130,700.48 and 54,425.28

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Solution

The fourth proportional to 94,704.96, 130,700.48 and 54,425.28 is: 75,111.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,704.96 : 130,700.48 = 54,425.28 : x
  2. Step 2: Convert to fraction form
    94,704.96/130,700.48 = 54,425.28/x
  3. Step 3: Cross multiply
    94,704.96x = 130,700.48 × 54,425.28
  4. Step 4: Simplify right side
    94,704.96x = 7,113,410,220.13
  5. Step 5: Solve for x
    x = 7,113,410,220.13/94,704.96
  6. Step 6: Final answer
    x = 75,111.27

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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.