Home / 272,306.11-408,502.91-114,579.67

Finding the Fourth Proportional to 272,306.11, 408,502.91 and 114,579.67

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Solution

The fourth proportional to 272,306.11, 408,502.91 and 114,579.67 is: 171,887.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,306.11 : 408,502.91 = 114,579.67 : x
  2. Step 2: Convert to fraction form
    272,306.11/408,502.91 = 114,579.67/x
  3. Step 3: Cross multiply
    272,306.11x = 408,502.91 × 114,579.67
  4. Step 4: Simplify right side
    272,306.11x = 46,806,128,621.84
  5. Step 5: Solve for x
    x = 46,806,128,621.84/272,306.11
  6. Step 6: Final answer
    x = 171,887.91

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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.