Home / 122,200.20-183,300.30-92,675.70

Finding the Fourth Proportional to 122,200.20, 183,300.30 and 92,675.70

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Solution

The fourth proportional to 122,200.20, 183,300.30 and 92,675.70 is: 139,013.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,200.20 : 183,300.30 = 92,675.70 : x
  2. Step 2: Convert to fraction form
    122,200.20/183,300.30 = 92,675.70/x
  3. Step 3: Cross multiply
    122,200.20x = 183,300.30 × 92,675.70
  4. Step 4: Simplify right side
    122,200.20x = 16,987,483,612.71
  5. Step 5: Solve for x
    x = 16,987,483,612.71/122,200.20
  6. Step 6: Final answer
    x = 139,013.55

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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.