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Finding the Fourth Proportional to 30,498.58, 45,763.53 and 23,100.58

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Solution

The fourth proportional to 30,498.58, 45,763.53 and 23,100.58 is: 34,662.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,498.58 : 45,763.53 = 23,100.58 : x
  2. Step 2: Convert to fraction form
    30,498.58/45,763.53 = 23,100.58/x
  3. Step 3: Cross multiply
    30,498.58x = 45,763.53 × 23,100.58
  4. Step 4: Simplify right side
    30,498.58x = 1,057,164,085.85
  5. Step 5: Solve for x
    x = 1,057,164,085.85/30,498.58
  6. Step 6: Final answer
    x = 34,662.73

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1.5x scale

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.