Home / 94,680.29-130,665.21-54,410.11

Finding the Fourth Proportional to 94,680.29, 130,665.21 and 54,410.11

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Solution

The fourth proportional to 94,680.29, 130,665.21 and 54,410.11 is: 75,089.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,680.29 : 130,665.21 = 54,410.11 : x
  2. Step 2: Convert to fraction form
    94,680.29/130,665.21 = 54,410.11/x
  3. Step 3: Cross multiply
    94,680.29x = 130,665.21 × 54,410.11
  4. Step 4: Simplify right side
    94,680.29x = 7,109,507,918.57
  5. Step 5: Solve for x
    x = 7,109,507,918.57/94,680.29
  6. Step 6: Final answer
    x = 75,089.63

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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.