Home / 127,265.69-190,901.25-38,519.04

Finding the Fourth Proportional to 127,265.69, 190,901.25 and 38,519.04

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Solution

The fourth proportional to 127,265.69, 190,901.25 and 38,519.04 is: 57,779.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,265.69 : 190,901.25 = 38,519.04 : x
  2. Step 2: Convert to fraction form
    127,265.69/190,901.25 = 38,519.04/x
  3. Step 3: Cross multiply
    127,265.69x = 190,901.25 × 38,519.04
  4. Step 4: Simplify right side
    127,265.69x = 7,353,332,884.80
  5. Step 5: Solve for x
    x = 7,353,332,884.80/127,265.69
  6. Step 6: Final answer
    x = 57,779.38

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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.