Home / 130,779.88-196,171.64-37,285.63

Finding the Fourth Proportional to 130,779.88, 196,171.64 and 37,285.63

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Solution

The fourth proportional to 130,779.88, 196,171.64 and 37,285.63 is: 55,928.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,779.88 : 196,171.64 = 37,285.63 : x
  2. Step 2: Convert to fraction form
    130,779.88/196,171.64 = 37,285.63/x
  3. Step 3: Cross multiply
    130,779.88x = 196,171.64 × 37,285.63
  4. Step 4: Simplify right side
    130,779.88x = 7,314,383,185.53
  5. Step 5: Solve for x
    x = 7,314,383,185.53/130,779.88
  6. Step 6: Final answer
    x = 55,928.96

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1.5x scale

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.