Home / 98,324.15-135,705.03-58,035.56

Finding the Fourth Proportional to 98,324.15, 135,705.03 and 58,035.56

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Solution

The fourth proportional to 98,324.15, 135,705.03 and 58,035.56 is: 80,099.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,324.15 : 135,705.03 = 58,035.56 : x
  2. Step 2: Convert to fraction form
    98,324.15/135,705.03 = 58,035.56/x
  3. Step 3: Cross multiply
    98,324.15x = 135,705.03 × 58,035.56
  4. Step 4: Simplify right side
    98,324.15x = 7,875,717,410.87
  5. Step 5: Solve for x
    x = 7,875,717,410.87/98,324.15
  6. Step 6: Final answer
    x = 80,099.52

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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.