Home / 40,379.42-55,699.98-26,241.68

Finding the Fourth Proportional to 40,379.42, 55,699.98 and 26,241.68

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Solution

The fourth proportional to 40,379.42, 55,699.98 and 26,241.68 is: 36,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,379.42 : 55,699.98 = 26,241.68 : x
  2. Step 2: Convert to fraction form
    40,379.42/55,699.98 = 26,241.68/x
  3. Step 3: Cross multiply
    40,379.42x = 55,699.98 × 26,241.68
  4. Step 4: Simplify right side
    40,379.42x = 1,461,661,051.17
  5. Step 5: Solve for x
    x = 1,461,661,051.17/40,379.42
  6. Step 6: Final answer
    x = 36,198.17

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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.