Home / 55,965.68-77,239.32-33,000.69

Finding the Fourth Proportional to 55,965.68, 77,239.32 and 33,000.69

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Solution

The fourth proportional to 55,965.68, 77,239.32 and 33,000.69 is: 45,544.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,965.68 : 77,239.32 = 33,000.69 : x
  2. Step 2: Convert to fraction form
    55,965.68/77,239.32 = 33,000.69/x
  3. Step 3: Cross multiply
    55,965.68x = 77,239.32 × 33,000.69
  4. Step 4: Simplify right side
    55,965.68x = 2,548,950,855.13
  5. Step 5: Solve for x
    x = 2,548,950,855.13/55,965.68
  6. Step 6: Final answer
    x = 45,544.89

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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.