Home / 57,556.40-86,385.88-29,495.56

Finding the Fourth Proportional to 57,556.40, 86,385.88 and 29,495.56

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Solution

The fourth proportional to 57,556.40, 86,385.88 and 29,495.56 is: 44,269.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,556.40 : 86,385.88 = 29,495.56 : x
  2. Step 2: Convert to fraction form
    57,556.40/86,385.88 = 29,495.56/x
  3. Step 3: Cross multiply
    57,556.40x = 86,385.88 × 29,495.56
  4. Step 4: Simplify right side
    57,556.40x = 2,547,999,906.69
  5. Step 5: Solve for x
    x = 2,547,999,906.69/57,556.40
  6. Step 6: Final answer
    x = 44,269.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.