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Finding the Fourth Proportional to 114,570.39, 171,874.62 and 48,015.53

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Solution

The fourth proportional to 114,570.39, 171,874.62 and 48,015.53 is: 72,031.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,570.39 : 171,874.62 = 48,015.53 : x
  2. Step 2: Convert to fraction form
    114,570.39/171,874.62 = 48,015.53/x
  3. Step 3: Cross multiply
    114,570.39x = 171,874.62 × 48,015.53
  4. Step 4: Simplify right side
    114,570.39x = 8,252,650,113.48
  5. Step 5: Solve for x
    x = 8,252,650,113.48/114,570.39
  6. Step 6: Final answer
    x = 72,031.26

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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.