Home / 354,170.14-531,411.70-185,650.16

Finding the Fourth Proportional to 354,170.14, 531,411.70 and 185,650.16

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Solution

The fourth proportional to 354,170.14, 531,411.70 and 185,650.16 is: 278,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,170.14 : 531,411.70 = 185,650.16 : x
  2. Step 2: Convert to fraction form
    354,170.14/531,411.70 = 185,650.16/x
  3. Step 3: Cross multiply
    354,170.14x = 531,411.70 × 185,650.16
  4. Step 4: Simplify right side
    354,170.14x = 98,656,667,130.87
  5. Step 5: Solve for x
    x = 98,656,667,130.87/354,170.14
  6. Step 6: Final answer
    x = 278,557.27

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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.