Home / 268,346.88-370,353.66-173,130.54

Finding the Fourth Proportional to 268,346.88, 370,353.66 and 173,130.54

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Solution

The fourth proportional to 268,346.88, 370,353.66 and 173,130.54 is: 238,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,346.88 : 370,353.66 = 173,130.54 : x
  2. Step 2: Convert to fraction form
    268,346.88/370,353.66 = 173,130.54/x
  3. Step 3: Cross multiply
    268,346.88x = 370,353.66 × 173,130.54
  4. Step 4: Simplify right side
    268,346.88x = 64,119,529,146.78
  5. Step 5: Solve for x
    x = 64,119,529,146.78/268,346.88
  6. Step 6: Final answer
    x = 238,942.70

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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.