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Finding the Fourth Proportional to 108,034.40, 162,051.60 and 94,912.40

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Solution

The fourth proportional to 108,034.40, 162,051.60 and 94,912.40 is: 142,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,034.40 : 162,051.60 = 94,912.40 : x
  2. Step 2: Convert to fraction form
    108,034.40/162,051.60 = 94,912.40/x
  3. Step 3: Cross multiply
    108,034.40x = 162,051.60 × 94,912.40
  4. Step 4: Simplify right side
    108,034.40x = 15,380,706,279.84
  5. Step 5: Solve for x
    x = 15,380,706,279.84/108,034.40
  6. Step 6: Final answer
    x = 142,368.60

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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.