Home / 173,786.38-260,707.69-53,815.13

Finding the Fourth Proportional to 173,786.38, 260,707.69 and 53,815.13

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Solution

The fourth proportional to 173,786.38, 260,707.69 and 53,815.13 is: 80,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,786.38 : 260,707.69 = 53,815.13 : x
  2. Step 2: Convert to fraction form
    173,786.38/260,707.69 = 53,815.13/x
  3. Step 3: Cross multiply
    173,786.38x = 260,707.69 × 53,815.13
  4. Step 4: Simplify right side
    173,786.38x = 14,030,018,229.35
  5. Step 5: Solve for x
    x = 14,030,018,229.35/173,786.38
  6. Step 6: Final answer
    x = 80,731.40

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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.