Home / 169,474.02-254,217.65-51,145.40

Finding the Fourth Proportional to 169,474.02, 254,217.65 and 51,145.40

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Solution

The fourth proportional to 169,474.02, 254,217.65 and 51,145.40 is: 76,720.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,474.02 : 254,217.65 = 51,145.40 : x
  2. Step 2: Convert to fraction form
    169,474.02/254,217.65 = 51,145.40/x
  3. Step 3: Cross multiply
    169,474.02x = 254,217.65 × 51,145.40
  4. Step 4: Simplify right side
    169,474.02x = 13,002,063,396.31
  5. Step 5: Solve for x
    x = 13,002,063,396.31/169,474.02
  6. Step 6: Final answer
    x = 76,720.10

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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.