Home / 75,787.92-104,596.65-45,588.96

Finding the Fourth Proportional to 75,787.92, 104,596.65 and 45,588.96

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Solution

The fourth proportional to 75,787.92, 104,596.65 and 45,588.96 is: 62,918.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,787.92 : 104,596.65 = 45,588.96 : x
  2. Step 2: Convert to fraction form
    75,787.92/104,596.65 = 45,588.96/x
  3. Step 3: Cross multiply
    75,787.92x = 104,596.65 × 45,588.96
  4. Step 4: Simplify right side
    75,787.92x = 4,768,452,492.98
  5. Step 5: Solve for x
    x = 4,768,452,492.98/75,787.92
  6. Step 6: Final answer
    x = 62,918.37

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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.