Home / 85,229.81-117,614.97-46,988.46

Finding the Fourth Proportional to 85,229.81, 117,614.97 and 46,988.46

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Solution

The fourth proportional to 85,229.81, 117,614.97 and 46,988.46 is: 64,842.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,229.81 : 117,614.97 = 46,988.46 : x
  2. Step 2: Convert to fraction form
    85,229.81/117,614.97 = 46,988.46/x
  3. Step 3: Cross multiply
    85,229.81x = 117,614.97 × 46,988.46
  4. Step 4: Simplify right side
    85,229.81x = 5,526,546,313.25
  5. Step 5: Solve for x
    x = 5,526,546,313.25/85,229.81
  6. Step 6: Final answer
    x = 64,842.88

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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.