Home / 94,855.77-130,908.44-54,021.64

Finding the Fourth Proportional to 94,855.77, 130,908.44 and 54,021.64

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Solution

The fourth proportional to 94,855.77, 130,908.44 and 54,021.64 is: 74,554.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,855.77 : 130,908.44 = 54,021.64 : x
  2. Step 2: Convert to fraction form
    94,855.77/130,908.44 = 54,021.64/x
  3. Step 3: Cross multiply
    94,855.77x = 130,908.44 × 54,021.64
  4. Step 4: Simplify right side
    94,855.77x = 7,071,888,618.64
  5. Step 5: Solve for x
    x = 7,071,888,618.64/94,855.77
  6. Step 6: Final answer
    x = 74,554.12

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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.