Home / 127,083.42-190,626.50-38,337.69

Finding the Fourth Proportional to 127,083.42, 190,626.50 and 38,337.69

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Solution

The fourth proportional to 127,083.42, 190,626.50 and 38,337.69 is: 57,506.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,083.42 : 190,626.50 = 38,337.69 : x
  2. Step 2: Convert to fraction form
    127,083.42/190,626.50 = 38,337.69/x
  3. Step 3: Cross multiply
    127,083.42x = 190,626.50 × 38,337.69
  4. Step 4: Simplify right side
    127,083.42x = 7,308,179,471.10
  5. Step 5: Solve for x
    x = 7,308,179,471.10/127,083.42
  6. Step 6: Final answer
    x = 57,506.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.