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Finding the Fourth Proportional to 32,297.81, 44,570.59 and 18,871.11

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Solution

The fourth proportional to 32,297.81, 44,570.59 and 18,871.11 is: 26,041.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,297.81 : 44,570.59 = 18,871.11 : x
  2. Step 2: Convert to fraction form
    32,297.81/44,570.59 = 18,871.11/x
  3. Step 3: Cross multiply
    32,297.81x = 44,570.59 × 18,871.11
  4. Step 4: Simplify right side
    32,297.81x = 841,096,459.48
  5. Step 5: Solve for x
    x = 841,096,459.48/32,297.81
  6. Step 6: Final answer
    x = 26,041.91

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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.