Home / 130,735.80-196,007.58-41,938.92

Finding the Fourth Proportional to 130,735.80, 196,007.58 and 41,938.92

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Solution

The fourth proportional to 130,735.80, 196,007.58 and 41,938.92 is: 62,877.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,735.80 : 196,007.58 = 41,938.92 : x
  2. Step 2: Convert to fraction form
    130,735.80/196,007.58 = 41,938.92/x
  3. Step 3: Cross multiply
    130,735.80x = 196,007.58 × 41,938.92
  4. Step 4: Simplify right side
    130,735.80x = 8,220,346,217.01
  5. Step 5: Solve for x
    x = 8,220,346,217.01/130,735.80
  6. Step 6: Final answer
    x = 62,877.55

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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.