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Finding the Fourth Proportional to 35,756.88, 53,569.94 and 16,746.64

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Solution

The fourth proportional to 35,756.88, 53,569.94 and 16,746.64 is: 25,089.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,756.88 : 53,569.94 = 16,746.64 : x
  2. Step 2: Convert to fraction form
    35,756.88/53,569.94 = 16,746.64/x
  3. Step 3: Cross multiply
    35,756.88x = 53,569.94 × 16,746.64
  4. Step 4: Simplify right side
    35,756.88x = 897,116,500.00
  5. Step 5: Solve for x
    x = 897,116,500.00/35,756.88
  6. Step 6: Final answer
    x = 25,089.34

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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.