Home / 193,509.72-289,513.51-169,637.67

Finding the Fourth Proportional to 193,509.72, 289,513.51 and 169,637.67

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Solution

The fourth proportional to 193,509.72, 289,513.51 and 169,637.67 is: 253,798.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,509.72 : 289,513.51 = 169,637.67 : x
  2. Step 2: Convert to fraction form
    193,509.72/289,513.51 = 169,637.67/x
  3. Step 3: Cross multiply
    193,509.72x = 289,513.51 × 169,637.67
  4. Step 4: Simplify right side
    193,509.72x = 49,112,396,845.83
  5. Step 5: Solve for x
    x = 49,112,396,845.83/193,509.72
  6. Step 6: Final answer
    x = 253,798.09

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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.