Home / 166,968.52-230,722.06-121,567.68

Finding the Fourth Proportional to 166,968.52, 230,722.06 and 121,567.68

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Solution

The fourth proportional to 166,968.52, 230,722.06 and 121,567.68 is: 167,985.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,968.52 : 230,722.06 = 121,567.68 : x
  2. Step 2: Convert to fraction form
    166,968.52/230,722.06 = 121,567.68/x
  3. Step 3: Cross multiply
    166,968.52x = 230,722.06 × 121,567.68
  4. Step 4: Simplify right side
    166,968.52x = 28,048,345,559.02
  5. Step 5: Solve for x
    x = 28,048,345,559.02/166,968.52
  6. Step 6: Final answer
    x = 167,985.83

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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.