Home / 98,329.24-148,157.17-81,183.16

Finding the Fourth Proportional to 98,329.24, 148,157.17 and 81,183.16

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Solution

The fourth proportional to 98,329.24, 148,157.17 and 81,183.16 is: 122,322.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,329.24 : 148,157.17 = 81,183.16 : x
  2. Step 2: Convert to fraction form
    98,329.24/148,157.17 = 81,183.16/x
  3. Step 3: Cross multiply
    98,329.24x = 148,157.17 × 81,183.16
  4. Step 4: Simplify right side
    98,329.24x = 12,027,867,237.26
  5. Step 5: Solve for x
    x = 12,027,867,237.26/98,329.24
  6. Step 6: Final answer
    x = 122,322.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.