Home / 127,852.22-191,747.54-39,106.48

Finding the Fourth Proportional to 127,852.22, 191,747.54 and 39,106.48

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Solution

The fourth proportional to 127,852.22, 191,747.54 and 39,106.48 is: 58,650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,852.22 : 191,747.54 = 39,106.48 : x
  2. Step 2: Convert to fraction form
    127,852.22/191,747.54 = 39,106.48/x
  3. Step 3: Cross multiply
    127,852.22x = 191,747.54 × 39,106.48
  4. Step 4: Simplify right side
    127,852.22x = 7,498,571,338.06
  5. Step 5: Solve for x
    x = 7,498,571,338.06/127,852.22
  6. Step 6: Final answer
    x = 58,650.30

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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.