Home / 160,731.72-240,961.44-98,271

Finding the Fourth Proportional to 160,731.72, 240,961.44 and 98,271

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Solution

The fourth proportional to 160,731.72, 240,961.44 and 98,271 is: 147,323.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,731.72 : 240,961.44 = 98,271 : x
  2. Step 2: Convert to fraction form
    160,731.72/240,961.44 = 98,271/x
  3. Step 3: Cross multiply
    160,731.72x = 240,961.44 × 98,271
  4. Step 4: Simplify right side
    160,731.72x = 23,679,521,670.24
  5. Step 5: Solve for x
    x = 23,679,521,670.24/160,731.72
  6. Step 6: Final answer
    x = 147,323.26

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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.