Home / 127,117.44-190,677.42-38,371.41

Finding the Fourth Proportional to 127,117.44, 190,677.42 and 38,371.41

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Solution

The fourth proportional to 127,117.44, 190,677.42 and 38,371.41 is: 57,557.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,117.44 : 190,677.42 = 38,371.41 : x
  2. Step 2: Convert to fraction form
    127,117.44/190,677.42 = 38,371.41/x
  3. Step 3: Cross multiply
    127,117.44x = 190,677.42 × 38,371.41
  4. Step 4: Simplify right side
    127,117.44x = 7,316,561,460.56
  5. Step 5: Solve for x
    x = 7,316,561,460.56/127,117.44
  6. Step 6: Final answer
    x = 57,557.50

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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.