Home / 165,826.56-228,812.72-93,219.84

Finding the Fourth Proportional to 165,826.56, 228,812.72 and 93,219.84

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Solution

The fourth proportional to 165,826.56, 228,812.72 and 93,219.84 is: 128,627.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,826.56 : 228,812.72 = 93,219.84 : x
  2. Step 2: Convert to fraction form
    165,826.56/228,812.72 = 93,219.84/x
  3. Step 3: Cross multiply
    165,826.56x = 228,812.72 × 93,219.84
  4. Step 4: Simplify right side
    165,826.56x = 21,329,885,148.36
  5. Step 5: Solve for x
    x = 21,329,885,148.36/165,826.56
  6. Step 6: Final answer
    x = 128,627.68

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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.