Home / 85,493.07-128,046.96-41,153.13

Finding the Fourth Proportional to 85,493.07, 128,046.96 and 41,153.13

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Solution

The fourth proportional to 85,493.07, 128,046.96 and 41,153.13 is: 61,636.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,493.07 : 128,046.96 = 41,153.13 : x
  2. Step 2: Convert to fraction form
    85,493.07/128,046.96 = 41,153.13/x
  3. Step 3: Cross multiply
    85,493.07x = 128,046.96 × 41,153.13
  4. Step 4: Simplify right side
    85,493.07x = 5,269,533,190.98
  5. Step 5: Solve for x
    x = 5,269,533,190.98/85,493.07
  6. Step 6: Final answer
    x = 61,636.96

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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.