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Finding the Fourth Proportional to 135,232.40, 202,848.60 and 61,504.40

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Solution

The fourth proportional to 135,232.40, 202,848.60 and 61,504.40 is: 92,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,232.40 : 202,848.60 = 61,504.40 : x
  2. Step 2: Convert to fraction form
    135,232.40/202,848.60 = 61,504.40/x
  3. Step 3: Cross multiply
    135,232.40x = 202,848.60 × 61,504.40
  4. Step 4: Simplify right side
    135,232.40x = 12,476,081,433.84
  5. Step 5: Solve for x
    x = 12,476,081,433.84/135,232.40
  6. Step 6: Final answer
    x = 92,256.60

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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.