Home / 268,185.09-370,101.65-147,333.90

Finding the Fourth Proportional to 268,185.09, 370,101.65 and 147,333.90

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Solution

The fourth proportional to 268,185.09, 370,101.65 and 147,333.90 is: 203,324.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,185.09 : 370,101.65 = 147,333.90 : x
  2. Step 2: Convert to fraction form
    268,185.09/370,101.65 = 147,333.90/x
  3. Step 3: Cross multiply
    268,185.09x = 370,101.65 × 147,333.90
  4. Step 4: Simplify right side
    268,185.09x = 54,528,518,754.27
  5. Step 5: Solve for x
    x = 54,528,518,754.27/268,185.09
  6. Step 6: Final answer
    x = 203,324.20

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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.