Home / 161,675.37-242,540.06-72,926.91

Finding the Fourth Proportional to 161,675.37, 242,540.06 and 72,926.91

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Solution

The fourth proportional to 161,675.37, 242,540.06 and 72,926.91 is: 109,402.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,675.37 : 242,540.06 = 72,926.91 : x
  2. Step 2: Convert to fraction form
    161,675.37/242,540.06 = 72,926.91/x
  3. Step 3: Cross multiply
    161,675.37x = 242,540.06 × 72,926.91
  4. Step 4: Simplify right side
    161,675.37x = 17,687,696,762.38
  5. Step 5: Solve for x
    x = 17,687,696,762.38/161,675.37
  6. Step 6: Final answer
    x = 109,402.54

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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.