Home / 130,157.58-195,243.21-36,670.62

Finding the Fourth Proportional to 130,157.58, 195,243.21 and 36,670.62

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Solution

The fourth proportional to 130,157.58, 195,243.21 and 36,670.62 is: 55,007.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,157.58 : 195,243.21 = 36,670.62 : x
  2. Step 2: Convert to fraction form
    130,157.58/195,243.21 = 36,670.62/x
  3. Step 3: Cross multiply
    130,157.58x = 195,243.21 × 36,670.62
  4. Step 4: Simplify right side
    130,157.58x = 7,159,689,561.49
  5. Step 5: Solve for x
    x = 7,159,689,561.49/130,157.58
  6. Step 6: Final answer
    x = 55,007.86

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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.