Home / 75,038.20-103,548.36-41,040.34

Finding the Fourth Proportional to 75,038.20, 103,548.36 and 41,040.34

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Solution

The fourth proportional to 75,038.20, 103,548.36 and 41,040.34 is: 56,633.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,038.20 : 103,548.36 = 41,040.34 : x
  2. Step 2: Convert to fraction form
    75,038.20/103,548.36 = 41,040.34/x
  3. Step 3: Cross multiply
    75,038.20x = 103,548.36 × 41,040.34
  4. Step 4: Simplify right side
    75,038.20x = 4,249,659,900.84
  5. Step 5: Solve for x
    x = 4,249,659,900.84/75,038.20
  6. Step 6: Final answer
    x = 56,633.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.