Home / 165,656.87-228,546.45-93,995.39

Finding the Fourth Proportional to 165,656.87, 228,546.45 and 93,995.39

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Solution

The fourth proportional to 165,656.87, 228,546.45 and 93,995.39 is: 129,679.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,656.87 : 228,546.45 = 93,995.39 : x
  2. Step 2: Convert to fraction form
    165,656.87/228,546.45 = 93,995.39/x
  3. Step 3: Cross multiply
    165,656.87x = 228,546.45 × 93,995.39
  4. Step 4: Simplify right side
    165,656.87x = 21,482,312,700.87
  5. Step 5: Solve for x
    x = 21,482,312,700.87/165,656.87
  6. Step 6: Final answer
    x = 129,679.58

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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.