Home / 98,838.52-136,396.96-53,516.54

Finding the Fourth Proportional to 98,838.52, 136,396.96 and 53,516.54

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Solution

The fourth proportional to 98,838.52, 136,396.96 and 53,516.54 is: 73,852.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,838.52 : 136,396.96 = 53,516.54 : x
  2. Step 2: Convert to fraction form
    98,838.52/136,396.96 = 53,516.54/x
  3. Step 3: Cross multiply
    98,838.52x = 136,396.96 × 53,516.54
  4. Step 4: Simplify right side
    98,838.52x = 7,299,493,365.72
  5. Step 5: Solve for x
    x = 7,299,493,365.72/98,838.52
  6. Step 6: Final answer
    x = 73,852.72

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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.