Home / 193,247.52-289,881.06-53,007.36

Finding the Fourth Proportional to 193,247.52, 289,881.06 and 53,007.36

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Solution

The fourth proportional to 193,247.52, 289,881.06 and 53,007.36 is: 79,513.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,247.52 : 289,881.06 = 53,007.36 : x
  2. Step 2: Convert to fraction form
    193,247.52/289,881.06 = 53,007.36/x
  3. Step 3: Cross multiply
    193,247.52x = 289,881.06 × 53,007.36
  4. Step 4: Simplify right side
    193,247.52x = 15,365,829,704.60
  5. Step 5: Solve for x
    x = 15,365,829,704.60/193,247.52
  6. Step 6: Final answer
    x = 79,513.72

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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.