Home / 205,048.80-307,573.20-183,621.60

Finding the Fourth Proportional to 205,048.80, 307,573.20 and 183,621.60

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Solution

The fourth proportional to 205,048.80, 307,573.20 and 183,621.60 is: 275,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,048.80 : 307,573.20 = 183,621.60 : x
  2. Step 2: Convert to fraction form
    205,048.80/307,573.20 = 183,621.60/x
  3. Step 3: Cross multiply
    205,048.80x = 307,573.20 × 183,621.60
  4. Step 4: Simplify right side
    205,048.80x = 56,477,083,101.12
  5. Step 5: Solve for x
    x = 56,477,083,101.12/205,048.80
  6. Step 6: Final answer
    x = 275,432.40

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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.