Home / 116,837.56-175,089.66-90,082.36

Finding the Fourth Proportional to 116,837.56, 175,089.66 and 90,082.36

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Solution

The fourth proportional to 116,837.56, 175,089.66 and 90,082.36 is: 134,995.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,837.56 : 175,089.66 = 90,082.36 : x
  2. Step 2: Convert to fraction form
    116,837.56/175,089.66 = 90,082.36/x
  3. Step 3: Cross multiply
    116,837.56x = 175,089.66 × 90,082.36
  4. Step 4: Simplify right side
    116,837.56x = 15,772,489,784.40
  5. Step 5: Solve for x
    x = 15,772,489,784.40/116,837.56
  6. Step 6: Final answer
    x = 134,995.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.