Home / 170,029.20-255,035.70-57,698.40

Finding the Fourth Proportional to 170,029.20, 255,035.70 and 57,698.40

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Solution

The fourth proportional to 170,029.20, 255,035.70 and 57,698.40 is: 86,544.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,029.20 : 255,035.70 = 57,698.40 : x
  2. Step 2: Convert to fraction form
    170,029.20/255,035.70 = 57,698.40/x
  3. Step 3: Cross multiply
    170,029.20x = 255,035.70 × 57,698.40
  4. Step 4: Simplify right side
    170,029.20x = 14,715,151,832.88
  5. Step 5: Solve for x
    x = 14,715,151,832.88/170,029.20
  6. Step 6: Final answer
    x = 86,544.85

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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.