Home / 166,445.72-229,678.59-94,821.47

Finding the Fourth Proportional to 166,445.72, 229,678.59 and 94,821.47

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Solution

The fourth proportional to 166,445.72, 229,678.59 and 94,821.47 is: 130,844.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,445.72 : 229,678.59 = 94,821.47 : x
  2. Step 2: Convert to fraction form
    166,445.72/229,678.59 = 94,821.47/x
  3. Step 3: Cross multiply
    166,445.72x = 229,678.59 × 94,821.47
  4. Step 4: Simplify right side
    166,445.72x = 21,778,461,531.33
  5. Step 5: Solve for x
    x = 21,778,461,531.33/166,445.72
  6. Step 6: Final answer
    x = 130,844.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.