Home / 202,054.20-302,951.70-83,772.60

Finding the Fourth Proportional to 202,054.20, 302,951.70 and 83,772.60

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Solution

The fourth proportional to 202,054.20, 302,951.70 and 83,772.60 is: 125,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,054.20 : 302,951.70 = 83,772.60 : x
  2. Step 2: Convert to fraction form
    202,054.20/302,951.70 = 83,772.60/x
  3. Step 3: Cross multiply
    202,054.20x = 302,951.70 × 83,772.60
  4. Step 4: Simplify right side
    202,054.20x = 25,379,051,583.42
  5. Step 5: Solve for x
    x = 25,379,051,583.42/202,054.20
  6. Step 6: Final answer
    x = 125,605.17

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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.