Home / 84,786.00-117,000.36-50,332.20

Finding the Fourth Proportional to 84,786.00, 117,000.36 and 50,332.20

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Solution

The fourth proportional to 84,786.00, 117,000.36 and 50,332.20 is: 69,455.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,786.00 : 117,000.36 = 50,332.20 : x
  2. Step 2: Convert to fraction form
    84,786.00/117,000.36 = 50,332.20/x
  3. Step 3: Cross multiply
    84,786.00x = 117,000.36 × 50,332.20
  4. Step 4: Simplify right side
    84,786.00x = 5,888,885,080.84
  5. Step 5: Solve for x
    x = 5,888,885,080.84/84,786.00
  6. Step 6: Final answer
    x = 69,455.87

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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.