Home / 201,436.60-301,790.40-96,023.20

Finding the Fourth Proportional to 201,436.60, 301,790.40 and 96,023.20

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Solution

The fourth proportional to 201,436.60, 301,790.40 and 96,023.20 is: 143,861.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,436.60 : 301,790.40 = 96,023.20 : x
  2. Step 2: Convert to fraction form
    201,436.60/301,790.40 = 96,023.20/x
  3. Step 3: Cross multiply
    201,436.60x = 301,790.40 × 96,023.20
  4. Step 4: Simplify right side
    201,436.60x = 28,978,879,937.28
  5. Step 5: Solve for x
    x = 28,978,879,937.28/201,436.60
  6. Step 6: Final answer
    x = 143,861.05

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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.