Home / 165,534.78-228,438.18-92,927.58

Finding the Fourth Proportional to 165,534.78, 228,438.18 and 92,927.58

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Solution

The fourth proportional to 165,534.78, 228,438.18 and 92,927.58 is: 128,240.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,534.78 : 228,438.18 = 92,927.58 : x
  2. Step 2: Convert to fraction form
    165,534.78/228,438.18 = 92,927.58/x
  3. Step 3: Cross multiply
    165,534.78x = 228,438.18 × 92,927.58
  4. Step 4: Simplify right side
    165,534.78x = 21,228,207,247.00
  5. Step 5: Solve for x
    x = 21,228,207,247.00/165,534.78
  6. Step 6: Final answer
    x = 128,240.16

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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.