Home / 193,242.12-289,946.64-104,558.10

Finding the Fourth Proportional to 193,242.12, 289,946.64 and 104,558.10

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Solution

The fourth proportional to 193,242.12, 289,946.64 and 104,558.10 is: 156,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,242.12 : 289,946.64 = 104,558.10 : x
  2. Step 2: Convert to fraction form
    193,242.12/289,946.64 = 104,558.10/x
  3. Step 3: Cross multiply
    193,242.12x = 289,946.64 × 104,558.10
  4. Step 4: Simplify right side
    193,242.12x = 30,316,269,779.78
  5. Step 5: Solve for x
    x = 30,316,269,779.78/193,242.12
  6. Step 6: Final answer
    x = 156,882.31

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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.