Home / 104,521.03-144,238.37-56,773.96

Finding the Fourth Proportional to 104,521.03, 144,238.37 and 56,773.96

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Solution

The fourth proportional to 104,521.03, 144,238.37 and 56,773.96 is: 78,347.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,521.03 : 144,238.37 = 56,773.96 : x
  2. Step 2: Convert to fraction form
    104,521.03/144,238.37 = 56,773.96/x
  3. Step 3: Cross multiply
    104,521.03x = 144,238.37 × 56,773.96
  4. Step 4: Simplify right side
    104,521.03x = 8,188,982,804.38
  5. Step 5: Solve for x
    x = 8,188,982,804.38/104,521.03
  6. Step 6: Final answer
    x = 78,347.71

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1.5x scale

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.