Home / 165,768.30-248,652.45-54,960.30

Finding the Fourth Proportional to 165,768.30, 248,652.45 and 54,960.30

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Solution

The fourth proportional to 165,768.30, 248,652.45 and 54,960.30 is: 82,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,768.30 : 248,652.45 = 54,960.30 : x
  2. Step 2: Convert to fraction form
    165,768.30/248,652.45 = 54,960.30/x
  3. Step 3: Cross multiply
    165,768.30x = 248,652.45 × 54,960.30
  4. Step 4: Simplify right side
    165,768.30x = 13,666,013,247.74
  5. Step 5: Solve for x
    x = 13,666,013,247.74/165,768.30
  6. Step 6: Final answer
    x = 82,440.45

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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.