Home / 97,162.89-145,730.49-30,601.29

Finding the Fourth Proportional to 97,162.89, 145,730.49 and 30,601.29

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Solution

The fourth proportional to 97,162.89, 145,730.49 and 30,601.29 is: 45,897.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,162.89 : 145,730.49 = 30,601.29 : x
  2. Step 2: Convert to fraction form
    97,162.89/145,730.49 = 30,601.29/x
  3. Step 3: Cross multiply
    97,162.89x = 145,730.49 × 30,601.29
  4. Step 4: Simplify right side
    97,162.89x = 4,459,540,986.33
  5. Step 5: Solve for x
    x = 4,459,540,986.33/97,162.89
  6. Step 6: Final answer
    x = 45,897.57

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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.