Home / 104,043.87-143,579.52-56,296.17

Finding the Fourth Proportional to 104,043.87, 143,579.52 and 56,296.17

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Solution

The fourth proportional to 104,043.87, 143,579.52 and 56,296.17 is: 77,688.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,043.87 : 143,579.52 = 56,296.17 : x
  2. Step 2: Convert to fraction form
    104,043.87/143,579.52 = 56,296.17/x
  3. Step 3: Cross multiply
    104,043.87x = 143,579.52 × 56,296.17
  4. Step 4: Simplify right side
    104,043.87x = 8,082,977,066.44
  5. Step 5: Solve for x
    x = 8,082,977,066.44/104,043.87
  6. Step 6: Final answer
    x = 77,688.16

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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.