Home / 167,430.90-251,146.35-97,389.30

Finding the Fourth Proportional to 167,430.90, 251,146.35 and 97,389.30

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Solution

The fourth proportional to 167,430.90, 251,146.35 and 97,389.30 is: 146,083.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,430.90 : 251,146.35 = 97,389.30 : x
  2. Step 2: Convert to fraction form
    167,430.90/251,146.35 = 97,389.30/x
  3. Step 3: Cross multiply
    167,430.90x = 251,146.35 × 97,389.30
  4. Step 4: Simplify right side
    167,430.90x = 24,458,967,224.06
  5. Step 5: Solve for x
    x = 24,458,967,224.06/167,430.90
  6. Step 6: Final answer
    x = 146,083.95

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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.