Home / 47,032.74-70,493.49-20,682.36

Finding the Fourth Proportional to 47,032.74, 70,493.49 and 20,682.36

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Solution

The fourth proportional to 47,032.74, 70,493.49 and 20,682.36 is: 30,999.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,032.74 : 70,493.49 = 20,682.36 : x
  2. Step 2: Convert to fraction form
    47,032.74/70,493.49 = 20,682.36/x
  3. Step 3: Cross multiply
    47,032.74x = 70,493.49 × 20,682.36
  4. Step 4: Simplify right side
    47,032.74x = 1,457,971,737.84
  5. Step 5: Solve for x
    x = 1,457,971,737.84/47,032.74
  6. Step 6: Final answer
    x = 30,999.08

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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.