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Finding the Fourth Proportional to 199,889.16, 299,624.76 and 94,582.68

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Solution

The fourth proportional to 199,889.16, 299,624.76 and 94,582.68 is: 141,775.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,889.16 : 299,624.76 = 94,582.68 : x
  2. Step 2: Convert to fraction form
    199,889.16/299,624.76 = 94,582.68/x
  3. Step 3: Cross multiply
    199,889.16x = 299,624.76 × 94,582.68
  4. Step 4: Simplify right side
    199,889.16x = 28,339,312,795.16
  5. Step 5: Solve for x
    x = 28,339,312,795.16/199,889.16
  6. Step 6: Final answer
    x = 141,775.14

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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.