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Finding the Fourth Proportional to 178,410.60, 246,205.98 and 97,836.12

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Solution

The fourth proportional to 178,410.60, 246,205.98 and 97,836.12 is: 135,013.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,410.60 : 246,205.98 = 97,836.12 : x
  2. Step 2: Convert to fraction form
    178,410.60/246,205.98 = 97,836.12/x
  3. Step 3: Cross multiply
    178,410.60x = 246,205.98 × 97,836.12
  4. Step 4: Simplify right side
    178,410.60x = 24,087,837,804.00
  5. Step 5: Solve for x
    x = 24,087,837,804.00/178,410.60
  6. Step 6: Final answer
    x = 135,013.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.