Home / 166,304.48-249,757.39-153,640.61

Finding the Fourth Proportional to 166,304.48, 249,757.39 and 153,640.61

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Solution

The fourth proportional to 166,304.48, 249,757.39 and 153,640.61 is: 230,738.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,304.48 : 249,757.39 = 153,640.61 : x
  2. Step 2: Convert to fraction form
    166,304.48/249,757.39 = 153,640.61/x
  3. Step 3: Cross multiply
    166,304.48x = 249,757.39 × 153,640.61
  4. Step 4: Simplify right side
    166,304.48x = 38,372,877,751.61
  5. Step 5: Solve for x
    x = 38,372,877,751.61/166,304.48
  6. Step 6: Final answer
    x = 230,738.69

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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.