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Finding the Fourth Proportional to 83,012.58, 124,500.51 and 23,835.06

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Solution

The fourth proportional to 83,012.58, 124,500.51 and 23,835.06 is: 35,747.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,012.58 : 124,500.51 = 23,835.06 : x
  2. Step 2: Convert to fraction form
    83,012.58/124,500.51 = 23,835.06/x
  3. Step 3: Cross multiply
    83,012.58x = 124,500.51 × 23,835.06
  4. Step 4: Simplify right side
    83,012.58x = 2,967,477,125.88
  5. Step 5: Solve for x
    x = 2,967,477,125.88/83,012.58
  6. Step 6: Final answer
    x = 35,747.32

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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.