Home / 130,359.93-195,529.37-51,474.84

Finding the Fourth Proportional to 130,359.93, 195,529.37 and 51,474.84

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Solution

The fourth proportional to 130,359.93, 195,529.37 and 51,474.84 is: 77,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,359.93 : 195,529.37 = 51,474.84 : x
  2. Step 2: Convert to fraction form
    130,359.93/195,529.37 = 51,474.84/x
  3. Step 3: Cross multiply
    130,359.93x = 195,529.37 × 51,474.84
  4. Step 4: Simplify right side
    130,359.93x = 10,064,842,778.68
  5. Step 5: Solve for x
    x = 10,064,842,778.68/130,359.93
  6. Step 6: Final answer
    x = 77,208.10

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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.