Home / 268,777.85-370,938.29-147,943.67

Finding the Fourth Proportional to 268,777.85, 370,938.29 and 147,943.67

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Solution

The fourth proportional to 268,777.85, 370,938.29 and 147,943.67 is: 204,175.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,777.85 : 370,938.29 = 147,943.67 : x
  2. Step 2: Convert to fraction form
    268,777.85/370,938.29 = 147,943.67/x
  3. Step 3: Cross multiply
    268,777.85x = 370,938.29 × 147,943.67
  4. Step 4: Simplify right side
    268,777.85x = 54,877,969,371.71
  5. Step 5: Solve for x
    x = 54,877,969,371.71/268,777.85
  6. Step 6: Final answer
    x = 204,175.94

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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.