Home / 354,050.79-531,151.86-114,178.35

Finding the Fourth Proportional to 354,050.79, 531,151.86 and 114,178.35

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Solution

The fourth proportional to 354,050.79, 531,151.86 and 114,178.35 is: 171,291.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,050.79 : 531,151.86 = 114,178.35 : x
  2. Step 2: Convert to fraction form
    354,050.79/531,151.86 = 114,178.35/x
  3. Step 3: Cross multiply
    354,050.79x = 531,151.86 × 114,178.35
  4. Step 4: Simplify right side
    354,050.79x = 60,646,042,974.23
  5. Step 5: Solve for x
    x = 60,646,042,974.23/354,050.79
  6. Step 6: Final answer
    x = 171,291.93

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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.