Home / 130,344.77-195,591.06-70,372.44

Finding the Fourth Proportional to 130,344.77, 195,591.06 and 70,372.44

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Solution

The fourth proportional to 130,344.77, 195,591.06 and 70,372.44 is: 105,598.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,344.77 : 195,591.06 = 70,372.44 : x
  2. Step 2: Convert to fraction form
    130,344.77/195,591.06 = 70,372.44/x
  3. Step 3: Cross multiply
    130,344.77x = 195,591.06 × 70,372.44
  4. Step 4: Simplify right side
    130,344.77x = 13,764,220,134.39
  5. Step 5: Solve for x
    x = 13,764,220,134.39/130,344.77
  6. Step 6: Final answer
    x = 105,598.56

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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.