Home / 369,770.06-554,281.41-145,042.48

Finding the Fourth Proportional to 369,770.06, 554,281.41 and 145,042.48

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Solution

The fourth proportional to 369,770.06, 554,281.41 and 145,042.48 is: 217,417.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,770.06 : 554,281.41 = 145,042.48 : x
  2. Step 2: Convert to fraction form
    369,770.06/554,281.41 = 145,042.48/x
  3. Step 3: Cross multiply
    369,770.06x = 554,281.41 × 145,042.48
  4. Step 4: Simplify right side
    369,770.06x = 80,394,351,561.06
  5. Step 5: Solve for x
    x = 80,394,351,561.06/369,770.06
  6. Step 6: Final answer
    x = 217,417.15

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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.