Home / 85,296.24-127,958.67-26,117.64

Finding the Fourth Proportional to 85,296.24, 127,958.67 and 26,117.64

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Solution

The fourth proportional to 85,296.24, 127,958.67 and 26,117.64 is: 39,180.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,296.24 : 127,958.67 = 26,117.64 : x
  2. Step 2: Convert to fraction form
    85,296.24/127,958.67 = 26,117.64/x
  3. Step 3: Cross multiply
    85,296.24x = 127,958.67 × 26,117.64
  4. Step 4: Simplify right side
    85,296.24x = 3,341,978,477.94
  5. Step 5: Solve for x
    x = 3,341,978,477.94/85,296.24
  6. Step 6: Final answer
    x = 39,180.84

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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.