Home / 162,126.69-223,670.53-108,326.49

Finding the Fourth Proportional to 162,126.69, 223,670.53 and 108,326.49

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Solution

The fourth proportional to 162,126.69, 223,670.53 and 108,326.49 is: 149,447.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,126.69 : 223,670.53 = 108,326.49 : x
  2. Step 2: Convert to fraction form
    162,126.69/223,670.53 = 108,326.49/x
  3. Step 3: Cross multiply
    162,126.69x = 223,670.53 × 108,326.49
  4. Step 4: Simplify right side
    162,126.69x = 24,229,443,431.34
  5. Step 5: Solve for x
    x = 24,229,443,431.34/162,126.69
  6. Step 6: Final answer
    x = 149,447.59

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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.