Home / 146,535.70-219,220.35-127,030.90

Finding the Fourth Proportional to 146,535.70, 219,220.35 and 127,030.90

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Solution

The fourth proportional to 146,535.70, 219,220.35 and 127,030.90 is: 190,040.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,535.70 : 219,220.35 = 127,030.90 : x
  2. Step 2: Convert to fraction form
    146,535.70/219,220.35 = 127,030.90/x
  3. Step 3: Cross multiply
    146,535.70x = 219,220.35 × 127,030.90
  4. Step 4: Simplify right side
    146,535.70x = 27,847,758,358.82
  5. Step 5: Solve for x
    x = 27,847,758,358.82/146,535.70
  6. Step 6: Final answer
    x = 190,040.78

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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.