Home / 163,350.49-245,042.67-45,021.85

Finding the Fourth Proportional to 163,350.49, 245,042.67 and 45,021.85

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Solution

The fourth proportional to 163,350.49, 245,042.67 and 45,021.85 is: 67,537.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,350.49 : 245,042.67 = 45,021.85 : x
  2. Step 2: Convert to fraction form
    163,350.49/245,042.67 = 45,021.85/x
  3. Step 3: Cross multiply
    163,350.49x = 245,042.67 × 45,021.85
  4. Step 4: Simplify right side
    163,350.49x = 11,032,274,332.34
  5. Step 5: Solve for x
    x = 11,032,274,332.34/163,350.49
  6. Step 6: Final answer
    x = 67,537.44

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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.