Home / 75,340.36-103,970.10-41,806.36

Finding the Fourth Proportional to 75,340.36, 103,970.10 and 41,806.36

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Solution

The fourth proportional to 75,340.36, 103,970.10 and 41,806.36 is: 57,693.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,340.36 : 103,970.10 = 41,806.36 : x
  2. Step 2: Convert to fraction form
    75,340.36/103,970.10 = 41,806.36/x
  3. Step 3: Cross multiply
    75,340.36x = 103,970.10 × 41,806.36
  4. Step 4: Simplify right side
    75,340.36x = 4,346,611,429.84
  5. Step 5: Solve for x
    x = 4,346,611,429.84/75,340.36
  6. Step 6: Final answer
    x = 57,693.00

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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.