Home / 296,139.30-408,670.92-160,173.36

Finding the Fourth Proportional to 296,139.30, 408,670.92 and 160,173.36

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Solution

The fourth proportional to 296,139.30, 408,670.92 and 160,173.36 is: 221,038.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,139.30 : 408,670.92 = 160,173.36 : x
  2. Step 2: Convert to fraction form
    296,139.30/408,670.92 = 160,173.36/x
  3. Step 3: Cross multiply
    296,139.30x = 408,670.92 × 160,173.36
  4. Step 4: Simplify right side
    296,139.30x = 65,458,194,390.69
  5. Step 5: Solve for x
    x = 65,458,194,390.69/296,139.30
  6. Step 6: Final answer
    x = 221,038.53

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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.