Home / 196,575.87-294,431.59-162,455.18

Finding the Fourth Proportional to 196,575.87, 294,431.59 and 162,455.18

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Solution

The fourth proportional to 196,575.87, 294,431.59 and 162,455.18 is: 243,325.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,575.87 : 294,431.59 = 162,455.18 : x
  2. Step 2: Convert to fraction form
    196,575.87/294,431.59 = 162,455.18/x
  3. Step 3: Cross multiply
    196,575.87x = 294,431.59 × 162,455.18
  4. Step 4: Simplify right side
    196,575.87x = 47,831,936,951.14
  5. Step 5: Solve for x
    x = 47,831,936,951.14/196,575.87
  6. Step 6: Final answer
    x = 243,325.58

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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.