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Finding the Fourth Proportional to 174,269.64, 260,983.44 and 99,162.24

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Solution

The fourth proportional to 174,269.64, 260,983.44 and 99,162.24 is: 148,503.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,269.64 : 260,983.44 = 99,162.24 : x
  2. Step 2: Convert to fraction form
    174,269.64/260,983.44 = 99,162.24/x
  3. Step 3: Cross multiply
    174,269.64x = 260,983.44 × 99,162.24
  4. Step 4: Simplify right side
    174,269.64x = 25,879,702,513.31
  5. Step 5: Solve for x
    x = 25,879,702,513.31/174,269.64
  6. Step 6: Final answer
    x = 148,503.79

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1.5x scale

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.