Home / 199,929.70-299,457.15-177,768.10

Finding the Fourth Proportional to 199,929.70, 299,457.15 and 177,768.10

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Solution

The fourth proportional to 199,929.70, 299,457.15 and 177,768.10 is: 266,263.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,929.70 : 299,457.15 = 177,768.10 : x
  2. Step 2: Convert to fraction form
    199,929.70/299,457.15 = 177,768.10/x
  3. Step 3: Cross multiply
    199,929.70x = 299,457.15 × 177,768.10
  4. Step 4: Simplify right side
    199,929.70x = 53,233,928,586.92
  5. Step 5: Solve for x
    x = 53,233,928,586.92/199,929.70
  6. Step 6: Final answer
    x = 266,263.23

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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.