Home / 189,880.04-262,024-104,991.52

Finding the Fourth Proportional to 189,880.04, 262,024 and 104,991.52

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Solution

The fourth proportional to 189,880.04, 262,024 and 104,991.52 is: 144,882.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,880.04 : 262,024 = 104,991.52 : x
  2. Step 2: Convert to fraction form
    189,880.04/262,024 = 104,991.52/x
  3. Step 3: Cross multiply
    189,880.04x = 262,024 × 104,991.52
  4. Step 4: Simplify right side
    189,880.04x = 27,510,298,036.48
  5. Step 5: Solve for x
    x = 27,510,298,036.48/189,880.04
  6. Step 6: Final answer
    x = 144,882.52

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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.