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Finding the Fourth Proportional to 62,302.41, 85,978.80 and 34,008.30

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Solution

The fourth proportional to 62,302.41, 85,978.80 and 34,008.30 is: 46,932.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,302.41 : 85,978.80 = 34,008.30 : x
  2. Step 2: Convert to fraction form
    62,302.41/85,978.80 = 34,008.30/x
  3. Step 3: Cross multiply
    62,302.41x = 85,978.80 × 34,008.30
  4. Step 4: Simplify right side
    62,302.41x = 2,923,992,824.04
  5. Step 5: Solve for x
    x = 2,923,992,824.04/62,302.41
  6. Step 6: Final answer
    x = 46,932.26

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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.