Home / 104,650.99-144,417.60-56,904.33

Finding the Fourth Proportional to 104,650.99, 144,417.60 and 56,904.33

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Solution

The fourth proportional to 104,650.99, 144,417.60 and 56,904.33 is: 78,527.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,650.99 : 144,417.60 = 56,904.33 : x
  2. Step 2: Convert to fraction form
    104,650.99/144,417.60 = 56,904.33/x
  3. Step 3: Cross multiply
    104,650.99x = 144,417.60 × 56,904.33
  4. Step 4: Simplify right side
    104,650.99x = 8,217,986,768.21
  5. Step 5: Solve for x
    x = 8,217,986,768.21/104,650.99
  6. Step 6: Final answer
    x = 78,527.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.