Home / 130,709.44-196,025.28-47,584

Finding the Fourth Proportional to 130,709.44, 196,025.28 and 47,584

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Solution

The fourth proportional to 130,709.44, 196,025.28 and 47,584 is: 71,361.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,709.44 : 196,025.28 = 47,584 : x
  2. Step 2: Convert to fraction form
    130,709.44/196,025.28 = 47,584/x
  3. Step 3: Cross multiply
    130,709.44x = 196,025.28 × 47,584
  4. Step 4: Simplify right side
    130,709.44x = 9,327,666,923.52
  5. Step 5: Solve for x
    x = 9,327,666,923.52/130,709.44
  6. Step 6: Final answer
    x = 71,361.85

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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.