Home / 154,976.12-213,860.04-94,537.16

Finding the Fourth Proportional to 154,976.12, 213,860.04 and 94,537.16

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Solution

The fourth proportional to 154,976.12, 213,860.04 and 94,537.16 is: 130,457.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,976.12 : 213,860.04 = 94,537.16 : x
  2. Step 2: Convert to fraction form
    154,976.12/213,860.04 = 94,537.16/x
  3. Step 3: Cross multiply
    154,976.12x = 213,860.04 × 94,537.16
  4. Step 4: Simplify right side
    154,976.12x = 20,217,720,819.09
  5. Step 5: Solve for x
    x = 20,217,720,819.09/154,976.12
  6. Step 6: Final answer
    x = 130,457.01

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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.