Home / 74,892.30-103,352.07-42,625.33

Finding the Fourth Proportional to 74,892.30, 103,352.07 and 42,625.33

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Solution

The fourth proportional to 74,892.30, 103,352.07 and 42,625.33 is: 58,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,892.30 : 103,352.07 = 42,625.33 : x
  2. Step 2: Convert to fraction form
    74,892.30/103,352.07 = 42,625.33/x
  3. Step 3: Cross multiply
    74,892.30x = 103,352.07 × 42,625.33
  4. Step 4: Simplify right side
    74,892.30x = 4,405,416,042.31
  5. Step 5: Solve for x
    x = 4,405,416,042.31/74,892.30
  6. Step 6: Final answer
    x = 58,823.35

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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.