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Finding the Fourth Proportional to 183,220.40, 274,611.90 and 94,428.20

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Solution

The fourth proportional to 183,220.40, 274,611.90 and 94,428.20 is: 141,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,220.40 : 274,611.90 = 94,428.20 : x
  2. Step 2: Convert to fraction form
    183,220.40/274,611.90 = 94,428.20/x
  3. Step 3: Cross multiply
    183,220.40x = 274,611.90 × 94,428.20
  4. Step 4: Simplify right side
    183,220.40x = 25,931,107,415.58
  5. Step 5: Solve for x
    x = 25,931,107,415.58/183,220.40
  6. Step 6: Final answer
    x = 141,529.59

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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.