Home / 97,774.36-146,632.20-51,001.72

Finding the Fourth Proportional to 97,774.36, 146,632.20 and 51,001.72

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Solution

The fourth proportional to 97,774.36, 146,632.20 and 51,001.72 is: 76,487.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,774.36 : 146,632.20 = 51,001.72 : x
  2. Step 2: Convert to fraction form
    97,774.36/146,632.20 = 51,001.72/x
  3. Step 3: Cross multiply
    97,774.36x = 146,632.20 × 51,001.72
  4. Step 4: Simplify right side
    97,774.36x = 7,478,494,407.38
  5. Step 5: Solve for x
    x = 7,478,494,407.38/97,774.36
  6. Step 6: Final answer
    x = 76,487.28

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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.