Home / 38,842.40-58,263.60-26,400.80

Finding the Fourth Proportional to 38,842.40, 58,263.60 and 26,400.80

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Solution

The fourth proportional to 38,842.40, 58,263.60 and 26,400.80 is: 39,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,842.40 : 58,263.60 = 26,400.80 : x
  2. Step 2: Convert to fraction form
    38,842.40/58,263.60 = 26,400.80/x
  3. Step 3: Cross multiply
    38,842.40x = 58,263.60 × 26,400.80
  4. Step 4: Simplify right side
    38,842.40x = 1,538,205,650.88
  5. Step 5: Solve for x
    x = 1,538,205,650.88/38,842.40
  6. Step 6: Final answer
    x = 39,601.20

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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.