Home / 130,823.70-196,235.75-37,329.45

Finding the Fourth Proportional to 130,823.70, 196,235.75 and 37,329.45

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Solution

The fourth proportional to 130,823.70, 196,235.75 and 37,329.45 is: 55,994.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,823.70 : 196,235.75 = 37,329.45 : x
  2. Step 2: Convert to fraction form
    130,823.70/196,235.75 = 37,329.45/x
  3. Step 3: Cross multiply
    130,823.70x = 196,235.75 × 37,329.45
  4. Step 4: Simplify right side
    130,823.70x = 7,325,372,617.84
  5. Step 5: Solve for x
    x = 7,325,372,617.84/130,823.70
  6. Step 6: Final answer
    x = 55,994.23

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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.