Home / 85,200.92-127,801.69-26,036.35

Finding the Fourth Proportional to 85,200.92, 127,801.69 and 26,036.35

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Solution

The fourth proportional to 85,200.92, 127,801.69 and 26,036.35 is: 39,054.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,200.92 : 127,801.69 = 26,036.35 : x
  2. Step 2: Convert to fraction form
    85,200.92/127,801.69 = 26,036.35/x
  3. Step 3: Cross multiply
    85,200.92x = 127,801.69 × 26,036.35
  4. Step 4: Simplify right side
    85,200.92x = 3,327,489,146.84
  5. Step 5: Solve for x
    x = 3,327,489,146.84/85,200.92
  6. Step 6: Final answer
    x = 39,054.61

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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.