Home / 114,231.02-171,346.80-31,125.02

Finding the Fourth Proportional to 114,231.02, 171,346.80 and 31,125.02

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Solution

The fourth proportional to 114,231.02, 171,346.80 and 31,125.02 is: 46,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,231.02 : 171,346.80 = 31,125.02 : x
  2. Step 2: Convert to fraction form
    114,231.02/171,346.80 = 31,125.02/x
  3. Step 3: Cross multiply
    114,231.02x = 171,346.80 × 31,125.02
  4. Step 4: Simplify right side
    114,231.02x = 5,333,172,576.94
  5. Step 5: Solve for x
    x = 5,333,172,576.94/114,231.02
  6. Step 6: Final answer
    x = 46,687.60

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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.