Home / 193,009.12-289,522.92-93,253.22

Finding the Fourth Proportional to 193,009.12, 289,522.92 and 93,253.22

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Solution

The fourth proportional to 193,009.12, 289,522.92 and 93,253.22 is: 139,884.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,009.12 : 289,522.92 = 93,253.22 : x
  2. Step 2: Convert to fraction form
    193,009.12/289,522.92 = 93,253.22/x
  3. Step 3: Cross multiply
    193,009.12x = 289,522.92 × 93,253.22
  4. Step 4: Simplify right side
    193,009.12x = 26,998,944,541.60
  5. Step 5: Solve for x
    x = 26,998,944,541.60/193,009.12
  6. Step 6: Final answer
    x = 139,884.29

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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.