Home / 85,810.93-118,287.88-60,245.64

Finding the Fourth Proportional to 85,810.93, 118,287.88 and 60,245.64

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Solution

The fourth proportional to 85,810.93, 118,287.88 and 60,245.64 is: 83,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,810.93 : 118,287.88 = 60,245.64 : x
  2. Step 2: Convert to fraction form
    85,810.93/118,287.88 = 60,245.64/x
  3. Step 3: Cross multiply
    85,810.93x = 118,287.88 × 60,245.64
  4. Step 4: Simplify right side
    85,810.93x = 7,126,328,884.23
  5. Step 5: Solve for x
    x = 7,126,328,884.23/85,810.93
  6. Step 6: Final answer
    x = 83,046.87

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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.