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Finding the Fourth Proportional to 32,867.64, 49,271.88 and 11,802.72

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Solution

The fourth proportional to 32,867.64, 49,271.88 and 11,802.72 is: 17,693.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,867.64 : 49,271.88 = 11,802.72 : x
  2. Step 2: Convert to fraction form
    32,867.64/49,271.88 = 11,802.72/x
  3. Step 3: Cross multiply
    32,867.64x = 49,271.88 × 11,802.72
  4. Step 4: Simplify right side
    32,867.64x = 581,542,203.51
  5. Step 5: Solve for x
    x = 581,542,203.51/32,867.64
  6. Step 6: Final answer
    x = 17,693.46

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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.