Home / 66,329.08-91,535.87-36,115.67

Finding the Fourth Proportional to 66,329.08, 91,535.87 and 36,115.67

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Solution

The fourth proportional to 66,329.08, 91,535.87 and 36,115.67 is: 49,840.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,329.08 : 91,535.87 = 36,115.67 : x
  2. Step 2: Convert to fraction form
    66,329.08/91,535.87 = 36,115.67/x
  3. Step 3: Cross multiply
    66,329.08x = 91,535.87 × 36,115.67
  4. Step 4: Simplify right side
    66,329.08x = 3,305,879,593.21
  5. Step 5: Solve for x
    x = 3,305,879,593.21/66,329.08
  6. Step 6: Final answer
    x = 49,840.58

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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.