Home / 165,574.09-228,485.90-93,949.84

Finding the Fourth Proportional to 165,574.09, 228,485.90 and 93,949.84

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Solution

The fourth proportional to 165,574.09, 228,485.90 and 93,949.84 is: 129,647.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,574.09 : 228,485.90 = 93,949.84 : x
  2. Step 2: Convert to fraction form
    165,574.09/228,485.90 = 93,949.84/x
  3. Step 3: Cross multiply
    165,574.09x = 228,485.90 × 93,949.84
  4. Step 4: Simplify right side
    165,574.09x = 21,466,212,135.08
  5. Step 5: Solve for x
    x = 21,466,212,135.08/165,574.09
  6. Step 6: Final answer
    x = 129,647.17

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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.