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Finding the Fourth Proportional to 164,032.60, 245,703.30 and 132,928.60

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Solution

The fourth proportional to 164,032.60, 245,703.30 and 132,928.60 is: 199,112.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,032.60 : 245,703.30 = 132,928.60 : x
  2. Step 2: Convert to fraction form
    164,032.60/245,703.30 = 132,928.60/x
  3. Step 3: Cross multiply
    164,032.60x = 245,703.30 × 132,928.60
  4. Step 4: Simplify right side
    164,032.60x = 32,660,995,684.38
  5. Step 5: Solve for x
    x = 32,660,995,684.38/164,032.60
  6. Step 6: Final answer
    x = 199,112.83

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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.