Home / 189,464.04-261,462.51-104,581.08

Finding the Fourth Proportional to 189,464.04, 261,462.51 and 104,581.08

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Solution

The fourth proportional to 189,464.04, 261,462.51 and 104,581.08 is: 144,323.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,464.04 : 261,462.51 = 104,581.08 : x
  2. Step 2: Convert to fraction form
    189,464.04/261,462.51 = 104,581.08/x
  3. Step 3: Cross multiply
    189,464.04x = 261,462.51 × 104,581.08
  4. Step 4: Simplify right side
    189,464.04x = 27,344,031,675.31
  5. Step 5: Solve for x
    x = 27,344,031,675.31/189,464.04
  6. Step 6: Final answer
    x = 144,323.07

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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.