Home / 130,090.44-179,528.28-73,500.60

Finding the Fourth Proportional to 130,090.44, 179,528.28 and 73,500.60

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Solution

The fourth proportional to 130,090.44, 179,528.28 and 73,500.60 is: 101,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,090.44 : 179,528.28 = 73,500.60 : x
  2. Step 2: Convert to fraction form
    130,090.44/179,528.28 = 73,500.60/x
  3. Step 3: Cross multiply
    130,090.44x = 179,528.28 × 73,500.60
  4. Step 4: Simplify right side
    130,090.44x = 13,195,436,296.97
  5. Step 5: Solve for x
    x = 13,195,436,296.97/130,090.44
  6. Step 6: Final answer
    x = 101,432.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.