Home / 55,539.48-76,596.03-39,374.85

Finding the Fourth Proportional to 55,539.48, 76,596.03 and 39,374.85

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Solution

The fourth proportional to 55,539.48, 76,596.03 and 39,374.85 is: 54,302.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,539.48 : 76,596.03 = 39,374.85 : x
  2. Step 2: Convert to fraction form
    55,539.48/76,596.03 = 39,374.85/x
  3. Step 3: Cross multiply
    55,539.48x = 76,596.03 × 39,374.85
  4. Step 4: Simplify right side
    55,539.48x = 3,015,957,191.85
  5. Step 5: Solve for x
    x = 3,015,957,191.85/55,539.48
  6. Step 6: Final answer
    x = 54,302.94

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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.