Home / 53,247.40-73,481.25-29,376.70

Finding the Fourth Proportional to 53,247.40, 73,481.25 and 29,376.70

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Solution

The fourth proportional to 53,247.40, 73,481.25 and 29,376.70 is: 40,539.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,247.40 : 73,481.25 = 29,376.70 : x
  2. Step 2: Convert to fraction form
    53,247.40/73,481.25 = 29,376.70/x
  3. Step 3: Cross multiply
    53,247.40x = 73,481.25 × 29,376.70
  4. Step 4: Simplify right side
    53,247.40x = 2,158,636,636.88
  5. Step 5: Solve for x
    x = 2,158,636,636.88/53,247.40
  6. Step 6: Final answer
    x = 40,539.76

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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.