Home / 161,002.98-241,190.31-105,430.50

Finding the Fourth Proportional to 161,002.98, 241,190.31 and 105,430.50

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Solution

The fourth proportional to 161,002.98, 241,190.31 and 105,430.50 is: 157,940.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,002.98 : 241,190.31 = 105,430.50 : x
  2. Step 2: Convert to fraction form
    161,002.98/241,190.31 = 105,430.50/x
  3. Step 3: Cross multiply
    161,002.98x = 241,190.31 × 105,430.50
  4. Step 4: Simplify right side
    161,002.98x = 25,428,814,978.46
  5. Step 5: Solve for x
    x = 25,428,814,978.46/161,002.98
  6. Step 6: Final answer
    x = 157,940.03

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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.