Home / 105,027.03-144,938.41-57,281.18

Finding the Fourth Proportional to 105,027.03, 144,938.41 and 57,281.18

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Solution

The fourth proportional to 105,027.03, 144,938.41 and 57,281.18 is: 79,048.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,027.03 : 144,938.41 = 57,281.18 : x
  2. Step 2: Convert to fraction form
    105,027.03/144,938.41 = 57,281.18/x
  3. Step 3: Cross multiply
    105,027.03x = 144,938.41 × 57,281.18
  4. Step 4: Simplify right side
    105,027.03x = 8,302,242,606.44
  5. Step 5: Solve for x
    x = 8,302,242,606.44/105,027.03
  6. Step 6: Final answer
    x = 79,048.63

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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.