Home / 199,929.16-299,835.42-94,719.88

Finding the Fourth Proportional to 199,929.16, 299,835.42 and 94,719.88

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Solution

The fourth proportional to 199,929.16, 299,835.42 and 94,719.88 is: 142,052.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,929.16 : 299,835.42 = 94,719.88 : x
  2. Step 2: Convert to fraction form
    199,929.16/299,835.42 = 94,719.88/x
  3. Step 3: Cross multiply
    199,929.16x = 299,835.42 × 94,719.88
  4. Step 4: Simplify right side
    199,929.16x = 28,400,375,002.15
  5. Step 5: Solve for x
    x = 28,400,375,002.15/199,929.16
  6. Step 6: Final answer
    x = 142,052.19

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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.