Home / 127,104.77-190,658.61-38,359.04

Finding the Fourth Proportional to 127,104.77, 190,658.61 and 38,359.04

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Solution

The fourth proportional to 127,104.77, 190,658.61 and 38,359.04 is: 57,539.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,104.77 : 190,658.61 = 38,359.04 : x
  2. Step 2: Convert to fraction form
    127,104.77/190,658.61 = 38,359.04/x
  3. Step 3: Cross multiply
    127,104.77x = 190,658.61 × 38,359.04
  4. Step 4: Simplify right side
    127,104.77x = 7,313,481,247.33
  5. Step 5: Solve for x
    x = 7,313,481,247.33/127,104.77
  6. Step 6: Final answer
    x = 57,539.00

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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.