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Finding the Fourth Proportional to 35,788.77, 53,581.10 and 28,404

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Solution

The fourth proportional to 35,788.77, 53,581.10 and 28,404 is: 42,525.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,788.77 : 53,581.10 = 28,404 : x
  2. Step 2: Convert to fraction form
    35,788.77/53,581.10 = 28,404/x
  3. Step 3: Cross multiply
    35,788.77x = 53,581.10 × 28,404
  4. Step 4: Simplify right side
    35,788.77x = 1,521,917,422.38
  5. Step 5: Solve for x
    x = 1,521,917,422.38/35,788.77
  6. Step 6: Final answer
    x = 42,525.00

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