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Finding the Fourth Proportional to 360,060.84, 540,099.90 and 110,745

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Solution

The fourth proportional to 360,060.84, 540,099.90 and 110,745 is: 166,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,060.84 : 540,099.90 = 110,745 : x
  2. Step 2: Convert to fraction form
    360,060.84/540,099.90 = 110,745/x
  3. Step 3: Cross multiply
    360,060.84x = 540,099.90 × 110,745
  4. Step 4: Simplify right side
    360,060.84x = 59,813,363,425.50
  5. Step 5: Solve for x
    x = 59,813,363,425.50/360,060.84
  6. Step 6: Final answer
    x = 166,120.16

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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.