Home / 69,719.28-96,226.59-41,419.50

Finding the Fourth Proportional to 69,719.28, 96,226.59 and 41,419.50

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Solution

The fourth proportional to 69,719.28, 96,226.59 and 41,419.50 is: 57,167.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,719.28 : 96,226.59 = 41,419.50 : x
  2. Step 2: Convert to fraction form
    69,719.28/96,226.59 = 41,419.50/x
  3. Step 3: Cross multiply
    69,719.28x = 96,226.59 × 41,419.50
  4. Step 4: Simplify right side
    69,719.28x = 3,985,657,244.51
  5. Step 5: Solve for x
    x = 3,985,657,244.51/69,719.28
  6. Step 6: Final answer
    x = 57,167.22

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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.