Home / 205,890.04-308,810.22-93,450.88

Finding the Fourth Proportional to 205,890.04, 308,810.22 and 93,450.88

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Solution

The fourth proportional to 205,890.04, 308,810.22 and 93,450.88 is: 140,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,890.04 : 308,810.22 = 93,450.88 : x
  2. Step 2: Convert to fraction form
    205,890.04/308,810.22 = 93,450.88/x
  3. Step 3: Cross multiply
    205,890.04x = 308,810.22 × 93,450.88
  4. Step 4: Simplify right side
    205,890.04x = 28,858,586,811.99
  5. Step 5: Solve for x
    x = 28,858,586,811.99/205,890.04
  6. Step 6: Final answer
    x = 140,165.05

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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.