Home / 199,153.24-274,828.26-108,510.40

Finding the Fourth Proportional to 199,153.24, 274,828.26 and 108,510.40

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Solution

The fourth proportional to 199,153.24, 274,828.26 and 108,510.40 is: 149,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,153.24 : 274,828.26 = 108,510.40 : x
  2. Step 2: Convert to fraction form
    199,153.24/274,828.26 = 108,510.40/x
  3. Step 3: Cross multiply
    199,153.24x = 274,828.26 × 108,510.40
  4. Step 4: Simplify right side
    199,153.24x = 29,821,724,423.90
  5. Step 5: Solve for x
    x = 29,821,724,423.90/199,153.24
  6. Step 6: Final answer
    x = 149,742.60

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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.