Home / 231,150.80-346,534.20-98,133.20

Finding the Fourth Proportional to 231,150.80, 346,534.20 and 98,133.20

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Solution

The fourth proportional to 231,150.80, 346,534.20 and 98,133.20 is: 147,118.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,150.80 : 346,534.20 = 98,133.20 : x
  2. Step 2: Convert to fraction form
    231,150.80/346,534.20 = 98,133.20/x
  3. Step 3: Cross multiply
    231,150.80x = 346,534.20 × 98,133.20
  4. Step 4: Simplify right side
    231,150.80x = 34,006,509,955.44
  5. Step 5: Solve for x
    x = 34,006,509,955.44/231,150.80
  6. Step 6: Final answer
    x = 147,118.29

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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.