Home / 25,305.90-37,953.81-8,664.54

Finding the Fourth Proportional to 25,305.90, 37,953.81 and 8,664.54

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Solution

The fourth proportional to 25,305.90, 37,953.81 and 8,664.54 is: 12,995.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305.90 : 37,953.81 = 8,664.54 : x
  2. Step 2: Convert to fraction form
    25,305.90/37,953.81 = 8,664.54/x
  3. Step 3: Cross multiply
    25,305.90x = 37,953.81 × 8,664.54
  4. Step 4: Simplify right side
    25,305.90x = 328,852,304.90
  5. Step 5: Solve for x
    x = 328,852,304.90/25,305.90
  6. Step 6: Final answer
    x = 12,995.08

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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.