Home / 75,715.60-104,488.22-41,725.31

Finding the Fourth Proportional to 75,715.60, 104,488.22 and 41,725.31

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Solution

The fourth proportional to 75,715.60, 104,488.22 and 41,725.31 is: 57,581.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,715.60 : 104,488.22 = 41,725.31 : x
  2. Step 2: Convert to fraction form
    75,715.60/104,488.22 = 41,725.31/x
  3. Step 3: Cross multiply
    75,715.60x = 104,488.22 × 41,725.31
  4. Step 4: Simplify right side
    75,715.60x = 4,359,803,643.15
  5. Step 5: Solve for x
    x = 4,359,803,643.15/75,715.60
  6. Step 6: Final answer
    x = 57,581.31

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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.