Home / 75,880.06-104,714.50-41,888.57

Finding the Fourth Proportional to 75,880.06, 104,714.50 and 41,888.57

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Solution

The fourth proportional to 75,880.06, 104,714.50 and 41,888.57 is: 57,806.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,880.06 : 104,714.50 = 41,888.57 : x
  2. Step 2: Convert to fraction form
    75,880.06/104,714.50 = 41,888.57/x
  3. Step 3: Cross multiply
    75,880.06x = 104,714.50 × 41,888.57
  4. Step 4: Simplify right side
    75,880.06x = 4,386,340,422.75
  5. Step 5: Solve for x
    x = 4,386,340,422.75/75,880.06
  6. Step 6: Final answer
    x = 57,806.23

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Why These Related Problems?

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