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Finding the Fourth Proportional to 57,530.70, 86,304.57 and 29,466.63

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Solution

The fourth proportional to 57,530.70, 86,304.57 and 29,466.63 is: 44,204.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,530.70 : 86,304.57 = 29,466.63 : x
  2. Step 2: Convert to fraction form
    57,530.70/86,304.57 = 29,466.63/x
  3. Step 3: Cross multiply
    57,530.70x = 86,304.57 × 29,466.63
  4. Step 4: Simplify right side
    57,530.70x = 2,543,104,831.50
  5. Step 5: Solve for x
    x = 2,543,104,831.50/57,530.70
  6. Step 6: Final answer
    x = 44,204.31

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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.