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Finding the Fourth Proportional to 178,885.81, 246,602.30 and 125,003.60

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Solution

The fourth proportional to 178,885.81, 246,602.30 and 125,003.60 is: 172,323.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,885.81 : 246,602.30 = 125,003.60 : x
  2. Step 2: Convert to fraction form
    178,885.81/246,602.30 = 125,003.60/x
  3. Step 3: Cross multiply
    178,885.81x = 246,602.30 × 125,003.60
  4. Step 4: Simplify right side
    178,885.81x = 30,826,173,410.25
  5. Step 5: Solve for x
    x = 30,826,173,410.25/178,885.81
  6. Step 6: Final answer
    x = 172,323.19

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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.