Home / 240,918.30-361,136.70-161,023.50

Finding the Fourth Proportional to 240,918.30, 361,136.70 and 161,023.50

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Solution

The fourth proportional to 240,918.30, 361,136.70 and 161,023.50 is: 241,374.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,918.30 : 361,136.70 = 161,023.50 : x
  2. Step 2: Convert to fraction form
    240,918.30/361,136.70 = 161,023.50/x
  3. Step 3: Cross multiply
    240,918.30x = 361,136.70 × 161,023.50
  4. Step 4: Simplify right side
    240,918.30x = 58,151,495,412.45
  5. Step 5: Solve for x
    x = 58,151,495,412.45/240,918.30
  6. Step 6: Final answer
    x = 241,374.34

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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.