Home / 268,041.45-369,880.38-147,181.89

Finding the Fourth Proportional to 268,041.45, 369,880.38 and 147,181.89

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Solution

The fourth proportional to 268,041.45, 369,880.38 and 147,181.89 is: 203,101.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,041.45 : 369,880.38 = 147,181.89 : x
  2. Step 2: Convert to fraction form
    268,041.45/369,880.38 = 147,181.89/x
  3. Step 3: Cross multiply
    268,041.45x = 369,880.38 × 147,181.89
  4. Step 4: Simplify right side
    268,041.45x = 54,439,693,402.32
  5. Step 5: Solve for x
    x = 54,439,693,402.32/268,041.45
  6. Step 6: Final answer
    x = 203,101.77

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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.