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Finding the Fourth Proportional to 130,598.56, 195,832.56 and 60,417.76

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Solution

The fourth proportional to 130,598.56, 195,832.56 and 60,417.76 is: 90,596.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,598.56 : 195,832.56 = 60,417.76 : x
  2. Step 2: Convert to fraction form
    130,598.56/195,832.56 = 60,417.76/x
  3. Step 3: Cross multiply
    130,598.56x = 195,832.56 × 60,417.76
  4. Step 4: Simplify right side
    130,598.56x = 11,831,764,610.27
  5. Step 5: Solve for x
    x = 11,831,764,610.27/130,598.56
  6. Step 6: Final answer
    x = 90,596.44

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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.