Home / 146,525.20-219,204.60-127,020.40

Finding the Fourth Proportional to 146,525.20, 219,204.60 and 127,020.40

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Solution

The fourth proportional to 146,525.20, 219,204.60 and 127,020.40 is: 190,025.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,525.20 : 219,204.60 = 127,020.40 : x
  2. Step 2: Convert to fraction form
    146,525.20/219,204.60 = 127,020.40/x
  3. Step 3: Cross multiply
    146,525.20x = 219,204.60 × 127,020.40
  4. Step 4: Simplify right side
    146,525.20x = 27,843,455,973.84
  5. Step 5: Solve for x
    x = 27,843,455,973.84/146,525.20
  6. Step 6: Final answer
    x = 190,025.03

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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.