Home / 107,677.98-161,504.01-28,790.46

Finding the Fourth Proportional to 107,677.98, 161,504.01 and 28,790.46

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Solution

The fourth proportional to 107,677.98, 161,504.01 and 28,790.46 is: 43,182.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,677.98 : 161,504.01 = 28,790.46 : x
  2. Step 2: Convert to fraction form
    107,677.98/161,504.01 = 28,790.46/x
  3. Step 3: Cross multiply
    107,677.98x = 161,504.01 × 28,790.46
  4. Step 4: Simplify right side
    107,677.98x = 4,649,774,739.74
  5. Step 5: Solve for x
    x = 4,649,774,739.74/107,677.98
  6. Step 6: Final answer
    x = 43,182.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.