Home / 127,033.94-190,558.20-38,278.19

Finding the Fourth Proportional to 127,033.94, 190,558.20 and 38,278.19

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Solution

The fourth proportional to 127,033.94, 190,558.20 and 38,278.19 is: 57,419.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,033.94 : 190,558.20 = 38,278.19 : x
  2. Step 2: Convert to fraction form
    127,033.94/190,558.20 = 38,278.19/x
  3. Step 3: Cross multiply
    127,033.94x = 190,558.20 × 38,278.19
  4. Step 4: Simplify right side
    127,033.94x = 7,294,223,605.60
  5. Step 5: Solve for x
    x = 7,294,223,605.60/127,033.94
  6. Step 6: Final answer
    x = 57,419.49

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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.