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Finding the Fourth Proportional to 35,864.61, 49,495.64 and 19,950.54

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Solution

The fourth proportional to 35,864.61, 49,495.64 and 19,950.54 is: 27,533.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,864.61 : 49,495.64 = 19,950.54 : x
  2. Step 2: Convert to fraction form
    35,864.61/49,495.64 = 19,950.54/x
  3. Step 3: Cross multiply
    35,864.61x = 49,495.64 × 19,950.54
  4. Step 4: Simplify right side
    35,864.61x = 987,464,745.65
  5. Step 5: Solve for x
    x = 987,464,745.65/35,864.61
  6. Step 6: Final answer
    x = 27,533.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.