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Finding the Fourth Proportional to 183,408.48, 253,116.70 and 101,763.48

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Solution

The fourth proportional to 183,408.48, 253,116.70 and 101,763.48 is: 140,440.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,408.48 : 253,116.70 = 101,763.48 : x
  2. Step 2: Convert to fraction form
    183,408.48/253,116.70 = 101,763.48/x
  3. Step 3: Cross multiply
    183,408.48x = 253,116.70 × 101,763.48
  4. Step 4: Simplify right side
    183,408.48x = 25,758,036,238.12
  5. Step 5: Solve for x
    x = 25,758,036,238.12/183,408.48
  6. Step 6: Final answer
    x = 140,440.81

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1.5x scale

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.