Home / 309,042.90-463,577.52-109,364.94

Finding the Fourth Proportional to 309,042.90, 463,577.52 and 109,364.94

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Solution

The fourth proportional to 309,042.90, 463,577.52 and 109,364.94 is: 164,052.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,042.90 : 463,577.52 = 109,364.94 : x
  2. Step 2: Convert to fraction form
    309,042.90/463,577.52 = 109,364.94/x
  3. Step 3: Cross multiply
    309,042.90x = 463,577.52 × 109,364.94
  4. Step 4: Simplify right side
    309,042.90x = 50,699,127,660.15
  5. Step 5: Solve for x
    x = 50,699,127,660.15/309,042.90
  6. Step 6: Final answer
    x = 164,052.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.