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Finding the Fourth Proportional to 183,415.40, 275,123.10 and 113,334.20

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Solution

The fourth proportional to 183,415.40, 275,123.10 and 113,334.20 is: 170,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,415.40 : 275,123.10 = 113,334.20 : x
  2. Step 2: Convert to fraction form
    183,415.40/275,123.10 = 113,334.20/x
  3. Step 3: Cross multiply
    183,415.40x = 275,123.10 × 113,334.20
  4. Step 4: Simplify right side
    183,415.40x = 31,180,856,440.02
  5. Step 5: Solve for x
    x = 31,180,856,440.02/183,415.40
  6. Step 6: Final answer
    x = 170,001.30

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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.