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Finding the Fourth Proportional to 174,025.65, 260,844.08 and 99,181.65

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Solution

The fourth proportional to 174,025.65, 260,844.08 and 99,181.65 is: 148,661.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,025.65 : 260,844.08 = 99,181.65 : x
  2. Step 2: Convert to fraction form
    174,025.65/260,844.08 = 99,181.65/x
  3. Step 3: Cross multiply
    174,025.65x = 260,844.08 × 99,181.65
  4. Step 4: Simplify right side
    174,025.65x = 25,870,945,751.22
  5. Step 5: Solve for x
    x = 25,870,945,751.22/174,025.65
  6. Step 6: Final answer
    x = 148,661.68

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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.