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Finding the Fourth Proportional to 35,988.57, 53,881.07 and 19,083.06

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Solution

The fourth proportional to 35,988.57, 53,881.07 and 19,083.06 is: 28,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,988.57 : 53,881.07 = 19,083.06 : x
  2. Step 2: Convert to fraction form
    35,988.57/53,881.07 = 19,083.06/x
  3. Step 3: Cross multiply
    35,988.57x = 53,881.07 × 19,083.06
  4. Step 4: Simplify right side
    35,988.57x = 1,028,215,596.26
  5. Step 5: Solve for x
    x = 1,028,215,596.26/35,988.57
  6. Step 6: Final answer
    x = 28,570.62

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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.