Home / 122,777.24-169,447.58-69,064.52

Finding the Fourth Proportional to 122,777.24, 169,447.58 and 69,064.52

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Solution

The fourth proportional to 122,777.24, 169,447.58 and 69,064.52 is: 95,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,777.24 : 169,447.58 = 69,064.52 : x
  2. Step 2: Convert to fraction form
    122,777.24/169,447.58 = 69,064.52/x
  3. Step 3: Cross multiply
    122,777.24x = 169,447.58 × 69,064.52
  4. Step 4: Simplify right side
    122,777.24x = 11,702,815,777.86
  5. Step 5: Solve for x
    x = 11,702,815,777.86/122,777.24
  6. Step 6: Final answer
    x = 95,317.47

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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.