Home / 174,020.40-260,836.20-99,176.40

Finding the Fourth Proportional to 174,020.40, 260,836.20 and 99,176.40

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Solution

The fourth proportional to 174,020.40, 260,836.20 and 99,176.40 is: 148,653.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,020.40 : 260,836.20 = 99,176.40 : x
  2. Step 2: Convert to fraction form
    174,020.40/260,836.20 = 99,176.40/x
  3. Step 3: Cross multiply
    174,020.40x = 260,836.20 × 99,176.40
  4. Step 4: Simplify right side
    174,020.40x = 25,868,795,305.68
  5. Step 5: Solve for x
    x = 25,868,795,305.68/174,020.40
  6. Step 6: Final answer
    x = 148,653.81

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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.