Home / 167,925.61-231,666.64-111,238.57

Finding the Fourth Proportional to 167,925.61, 231,666.64 and 111,238.57

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Solution

The fourth proportional to 167,925.61, 231,666.64 and 111,238.57 is: 153,462.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,925.61 : 231,666.64 = 111,238.57 : x
  2. Step 2: Convert to fraction form
    167,925.61/231,666.64 = 111,238.57/x
  3. Step 3: Cross multiply
    167,925.61x = 231,666.64 × 111,238.57
  4. Step 4: Simplify right side
    167,925.61x = 25,770,265,750.30
  5. Step 5: Solve for x
    x = 25,770,265,750.30/167,925.61
  6. Step 6: Final answer
    x = 153,462.39

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1.5x scale

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.