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Finding the Fourth Proportional to 40,788.92, 61,100.32 and 37,386.92

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Solution

The fourth proportional to 40,788.92, 61,100.32 and 37,386.92 is: 56,004.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,788.92 : 61,100.32 = 37,386.92 : x
  2. Step 2: Convert to fraction form
    40,788.92/61,100.32 = 37,386.92/x
  3. Step 3: Cross multiply
    40,788.92x = 61,100.32 × 37,386.92
  4. Step 4: Simplify right side
    40,788.92x = 2,284,352,775.81
  5. Step 5: Solve for x
    x = 2,284,352,775.81/40,788.92
  6. Step 6: Final answer
    x = 56,004.25

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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.