Home / 85,227.40-117,614.63-46,988.47

Finding the Fourth Proportional to 85,227.40, 117,614.63 and 46,988.47

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Solution

The fourth proportional to 85,227.40, 117,614.63 and 46,988.47 is: 64,844.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,227.40 : 117,614.63 = 46,988.47 : x
  2. Step 2: Convert to fraction form
    85,227.40/117,614.63 = 46,988.47/x
  3. Step 3: Cross multiply
    85,227.40x = 117,614.63 × 46,988.47
  4. Step 4: Simplify right side
    85,227.40x = 5,526,531,336.75
  5. Step 5: Solve for x
    x = 5,526,531,336.75/85,227.40
  6. Step 6: Final answer
    x = 64,844.54

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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.