Home / 127,033.90-190,559.76-38,288.14

Finding the Fourth Proportional to 127,033.90, 190,559.76 and 38,288.14

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Solution

The fourth proportional to 127,033.90, 190,559.76 and 38,288.14 is: 57,434.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,033.90 : 190,559.76 = 38,288.14 : x
  2. Step 2: Convert to fraction form
    127,033.90/190,559.76 = 38,288.14/x
  3. Step 3: Cross multiply
    127,033.90x = 190,559.76 × 38,288.14
  4. Step 4: Simplify right side
    127,033.90x = 7,296,178,769.25
  5. Step 5: Solve for x
    x = 7,296,178,769.25/127,033.90
  6. Step 6: Final answer
    x = 57,434.90

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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.