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Finding the Fourth Proportional to 112,467.60, 168,701.40 and 106,016.40

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Solution

The fourth proportional to 112,467.60, 168,701.40 and 106,016.40 is: 159,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,467.60 : 168,701.40 = 106,016.40 : x
  2. Step 2: Convert to fraction form
    112,467.60/168,701.40 = 106,016.40/x
  3. Step 3: Cross multiply
    112,467.60x = 168,701.40 × 106,016.40
  4. Step 4: Simplify right side
    112,467.60x = 17,885,115,102.96
  5. Step 5: Solve for x
    x = 17,885,115,102.96/112,467.60
  6. Step 6: Final answer
    x = 159,024.60

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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.