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Finding the Fourth Proportional to 95,881.34, 132,312.63 and 55,596.80

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Solution

The fourth proportional to 95,881.34, 132,312.63 and 55,596.80 is: 76,721.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,881.34 : 132,312.63 = 55,596.80 : x
  2. Step 2: Convert to fraction form
    95,881.34/132,312.63 = 55,596.80/x
  3. Step 3: Cross multiply
    95,881.34x = 132,312.63 × 55,596.80
  4. Step 4: Simplify right side
    95,881.34x = 7,356,158,827.58
  5. Step 5: Solve for x
    x = 7,356,158,827.58/95,881.34
  6. Step 6: Final answer
    x = 76,721.49

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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.