Home / 180,946.80-271,420.20-124,959.60

Finding the Fourth Proportional to 180,946.80, 271,420.20 and 124,959.60

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Solution

The fourth proportional to 180,946.80, 271,420.20 and 124,959.60 is: 187,439.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,946.80 : 271,420.20 = 124,959.60 : x
  2. Step 2: Convert to fraction form
    180,946.80/271,420.20 = 124,959.60/x
  3. Step 3: Cross multiply
    180,946.80x = 271,420.20 × 124,959.60
  4. Step 4: Simplify right side
    180,946.80x = 33,916,559,623.92
  5. Step 5: Solve for x
    x = 33,916,559,623.92/180,946.80
  6. Step 6: Final answer
    x = 187,439.40

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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.