Home / 75,013.34-103,518.15-41,479.34

Finding the Fourth Proportional to 75,013.34, 103,518.15 and 41,479.34

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Solution

The fourth proportional to 75,013.34, 103,518.15 and 41,479.34 is: 57,241.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,013.34 : 103,518.15 = 41,479.34 : x
  2. Step 2: Convert to fraction form
    75,013.34/103,518.15 = 41,479.34/x
  3. Step 3: Cross multiply
    75,013.34x = 103,518.15 × 41,479.34
  4. Step 4: Simplify right side
    75,013.34x = 4,293,864,540.02
  5. Step 5: Solve for x
    x = 4,293,864,540.02/75,013.34
  6. Step 6: Final answer
    x = 57,241.35

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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.