Home / 173,838.40-260,757.60-170,339.20

Finding the Fourth Proportional to 173,838.40, 260,757.60 and 170,339.20

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Solution

The fourth proportional to 173,838.40, 260,757.60 and 170,339.20 is: 255,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,838.40 : 260,757.60 = 170,339.20 : x
  2. Step 2: Convert to fraction form
    173,838.40/260,757.60 = 170,339.20/x
  3. Step 3: Cross multiply
    173,838.40x = 260,757.60 × 170,339.20
  4. Step 4: Simplify right side
    173,838.40x = 44,417,240,977.92
  5. Step 5: Solve for x
    x = 44,417,240,977.92/173,838.40
  6. Step 6: Final answer
    x = 255,508.80

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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.