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Finding the Fourth Proportional to 96,530.63, 133,212.31 and 58,804.88

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Solution

The fourth proportional to 96,530.63, 133,212.31 and 58,804.88 is: 81,150.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,530.63 : 133,212.31 = 58,804.88 : x
  2. Step 2: Convert to fraction form
    96,530.63/133,212.31 = 58,804.88/x
  3. Step 3: Cross multiply
    96,530.63x = 133,212.31 × 58,804.88
  4. Step 4: Simplify right side
    96,530.63x = 7,833,533,904.07
  5. Step 5: Solve for x
    x = 7,833,533,904.07/96,530.63
  6. Step 6: Final answer
    x = 81,150.76

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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.