Home / 268,122.04-370,012.88-147,274.50

Finding the Fourth Proportional to 268,122.04, 370,012.88 and 147,274.50

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Solution

The fourth proportional to 268,122.04, 370,012.88 and 147,274.50 is: 203,241.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,122.04 : 370,012.88 = 147,274.50 : x
  2. Step 2: Convert to fraction form
    268,122.04/370,012.88 = 147,274.50/x
  3. Step 3: Cross multiply
    268,122.04x = 370,012.88 × 147,274.50
  4. Step 4: Simplify right side
    268,122.04x = 54,493,461,895.56
  5. Step 5: Solve for x
    x = 54,493,461,895.56/268,122.04
  6. Step 6: Final answer
    x = 203,241.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.