Home / 47,609.96-71,404.70-30,056.36

Finding the Fourth Proportional to 47,609.96, 71,404.70 and 30,056.36

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Solution

The fourth proportional to 47,609.96, 71,404.70 and 30,056.36 is: 45,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,609.96 : 71,404.70 = 30,056.36 : x
  2. Step 2: Convert to fraction form
    47,609.96/71,404.70 = 30,056.36/x
  3. Step 3: Cross multiply
    47,609.96x = 71,404.70 × 30,056.36
  4. Step 4: Simplify right side
    47,609.96x = 2,146,165,368.89
  5. Step 5: Solve for x
    x = 2,146,165,368.89/47,609.96
  6. Step 6: Final answer
    x = 45,078.08

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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.