Home / 85,334.26-127,996.58-26,169.76

Finding the Fourth Proportional to 85,334.26, 127,996.58 and 26,169.76

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Solution

The fourth proportional to 85,334.26, 127,996.58 and 26,169.76 is: 39,253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,334.26 : 127,996.58 = 26,169.76 : x
  2. Step 2: Convert to fraction form
    85,334.26/127,996.58 = 26,169.76/x
  3. Step 3: Cross multiply
    85,334.26x = 127,996.58 × 26,169.76
  4. Step 4: Simplify right side
    85,334.26x = 3,349,639,779.42
  5. Step 5: Solve for x
    x = 3,349,639,779.42/85,334.26
  6. Step 6: Final answer
    x = 39,253.16

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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.