Home / 196,561.39-270,585.32-145,477.85

Finding the Fourth Proportional to 196,561.39, 270,585.32 and 145,477.85

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Solution

The fourth proportional to 196,561.39, 270,585.32 and 145,477.85 is: 200,264.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,561.39 : 270,585.32 = 145,477.85 : x
  2. Step 2: Convert to fraction form
    196,561.39/270,585.32 = 145,477.85/x
  3. Step 3: Cross multiply
    196,561.39x = 270,585.32 × 145,477.85
  4. Step 4: Simplify right side
    196,561.39x = 39,364,172,011.06
  5. Step 5: Solve for x
    x = 39,364,172,011.06/196,561.39
  6. Step 6: Final answer
    x = 200,264.01

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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.