Home / 104,579.83-144,322.32-56,836.27

Finding the Fourth Proportional to 104,579.83, 144,322.32 and 56,836.27

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Solution

The fourth proportional to 104,579.83, 144,322.32 and 56,836.27 is: 78,435.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,579.83 : 144,322.32 = 56,836.27 : x
  2. Step 2: Convert to fraction form
    104,579.83/144,322.32 = 56,836.27/x
  3. Step 3: Cross multiply
    104,579.83x = 144,322.32 × 56,836.27
  4. Step 4: Simplify right side
    104,579.83x = 8,202,742,346.55
  5. Step 5: Solve for x
    x = 8,202,742,346.55/104,579.83
  6. Step 6: Final answer
    x = 78,435.22

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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.