Home / 154,740.06-213,579.27-94,344.01

Finding the Fourth Proportional to 154,740.06, 213,579.27 and 94,344.01

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Solution

The fourth proportional to 154,740.06, 213,579.27 and 94,344.01 is: 130,217.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,740.06 : 213,579.27 = 94,344.01 : x
  2. Step 2: Convert to fraction form
    154,740.06/213,579.27 = 94,344.01/x
  3. Step 3: Cross multiply
    154,740.06x = 213,579.27 × 94,344.01
  4. Step 4: Simplify right side
    154,740.06x = 20,149,924,250.72
  5. Step 5: Solve for x
    x = 20,149,924,250.72/154,740.06
  6. Step 6: Final answer
    x = 130,217.89

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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.