Home / 199,271.52-274,992.84-108,627.36

Finding the Fourth Proportional to 199,271.52, 274,992.84 and 108,627.36

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Solution

The fourth proportional to 199,271.52, 274,992.84 and 108,627.36 is: 149,904.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,271.52 : 274,992.84 = 108,627.36 : x
  2. Step 2: Convert to fraction form
    199,271.52/274,992.84 = 108,627.36/x
  3. Step 3: Cross multiply
    199,271.52x = 274,992.84 × 108,627.36
  4. Step 4: Simplify right side
    199,271.52x = 29,871,746,228.10
  5. Step 5: Solve for x
    x = 29,871,746,228.10/199,271.52
  6. Step 6: Final answer
    x = 149,904.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.