Home / 434,109.58-651,188.97-134,632.73

Finding the Fourth Proportional to 434,109.58, 651,188.97 and 134,632.73

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Solution

The fourth proportional to 434,109.58, 651,188.97 and 134,632.73 is: 201,956.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,109.58 : 651,188.97 = 134,632.73 : x
  2. Step 2: Convert to fraction form
    434,109.58/651,188.97 = 134,632.73/x
  3. Step 3: Cross multiply
    434,109.58x = 651,188.97 × 134,632.73
  4. Step 4: Simplify right side
    434,109.58x = 87,671,350,404.96
  5. Step 5: Solve for x
    x = 87,671,350,404.96/434,109.58
  6. Step 6: Final answer
    x = 201,956.73

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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.