Home / 75,407.02-104,063.44-43,144.68

Finding the Fourth Proportional to 75,407.02, 104,063.44 and 43,144.68

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Solution

The fourth proportional to 75,407.02, 104,063.44 and 43,144.68 is: 59,540.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,407.02 : 104,063.44 = 43,144.68 : x
  2. Step 2: Convert to fraction form
    75,407.02/104,063.44 = 43,144.68/x
  3. Step 3: Cross multiply
    75,407.02x = 104,063.44 × 43,144.68
  4. Step 4: Simplify right side
    75,407.02x = 4,489,783,818.50
  5. Step 5: Solve for x
    x = 4,489,783,818.50/75,407.02
  6. Step 6: Final answer
    x = 59,540.66

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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.