Home / 127,083.59-190,626.76-38,337.87

Finding the Fourth Proportional to 127,083.59, 190,626.76 and 38,337.87

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Solution

The fourth proportional to 127,083.59, 190,626.76 and 38,337.87 is: 57,507.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,083.59 : 190,626.76 = 38,337.87 : x
  2. Step 2: Convert to fraction form
    127,083.59/190,626.76 = 38,337.87/x
  3. Step 3: Cross multiply
    127,083.59x = 190,626.76 × 38,337.87
  4. Step 4: Simplify right side
    127,083.59x = 7,308,222,798.58
  5. Step 5: Solve for x
    x = 7,308,222,798.58/127,083.59
  6. Step 6: Final answer
    x = 57,507.21

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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.