Home / 115,636.40-173,335.32-56,398.88

Finding the Fourth Proportional to 115,636.40, 173,335.32 and 56,398.88

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Solution

The fourth proportional to 115,636.40, 173,335.32 and 56,398.88 is: 84,540.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,636.40 : 173,335.32 = 56,398.88 : x
  2. Step 2: Convert to fraction form
    115,636.40/173,335.32 = 56,398.88/x
  3. Step 3: Cross multiply
    115,636.40x = 173,335.32 × 56,398.88
  4. Step 4: Simplify right side
    115,636.40x = 9,775,917,912.44
  5. Step 5: Solve for x
    x = 9,775,917,912.44/115,636.40
  6. Step 6: Final answer
    x = 84,540.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.