Home / 169,711.23-254,579.60-51,392.10

Finding the Fourth Proportional to 169,711.23, 254,579.60 and 51,392.10

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Solution

The fourth proportional to 169,711.23, 254,579.60 and 51,392.10 is: 77,092.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,711.23 : 254,579.60 = 51,392.10 : x
  2. Step 2: Convert to fraction form
    169,711.23/254,579.60 = 51,392.10/x
  3. Step 3: Cross multiply
    169,711.23x = 254,579.60 × 51,392.10
  4. Step 4: Simplify right side
    169,711.23x = 13,083,380,261.16
  5. Step 5: Solve for x
    x = 13,083,380,261.16/169,711.23
  6. Step 6: Final answer
    x = 77,092.01

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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.