Home / 66,559.22-91,855.47-36,347.35

Finding the Fourth Proportional to 66,559.22, 91,855.47 and 36,347.35

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Solution

The fourth proportional to 66,559.22, 91,855.47 and 36,347.35 is: 50,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,559.22 : 91,855.47 = 36,347.35 : x
  2. Step 2: Convert to fraction form
    66,559.22/91,855.47 = 36,347.35/x
  3. Step 3: Cross multiply
    66,559.22x = 91,855.47 × 36,347.35
  4. Step 4: Simplify right side
    66,559.22x = 3,338,702,917.50
  5. Step 5: Solve for x
    x = 3,338,702,917.50/66,559.22
  6. Step 6: Final answer
    x = 50,161.39

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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.