Home / 354,157.03-530,946.08-164,735.50

Finding the Fourth Proportional to 354,157.03, 530,946.08 and 164,735.50

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Solution

The fourth proportional to 354,157.03, 530,946.08 and 164,735.50 is: 246,968.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,157.03 : 530,946.08 = 164,735.50 : x
  2. Step 2: Convert to fraction form
    354,157.03/530,946.08 = 164,735.50/x
  3. Step 3: Cross multiply
    354,157.03x = 530,946.08 × 164,735.50
  4. Step 4: Simplify right side
    354,157.03x = 87,465,667,961.84
  5. Step 5: Solve for x
    x = 87,465,667,961.84/354,157.03
  6. Step 6: Final answer
    x = 246,968.61

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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.