Home / 148,965.90-223,448.85-132,636.30

Finding the Fourth Proportional to 148,965.90, 223,448.85 and 132,636.30

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Solution

The fourth proportional to 148,965.90, 223,448.85 and 132,636.30 is: 198,954.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,965.90 : 223,448.85 = 132,636.30 : x
  2. Step 2: Convert to fraction form
    148,965.90/223,448.85 = 132,636.30/x
  3. Step 3: Cross multiply
    148,965.90x = 223,448.85 × 132,636.30
  4. Step 4: Simplify right side
    148,965.90x = 29,637,428,703.26
  5. Step 5: Solve for x
    x = 29,637,428,703.26/148,965.90
  6. Step 6: Final answer
    x = 198,954.45

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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.