Home / 202,223.80-303,445.05-83,907.10

Finding the Fourth Proportional to 202,223.80, 303,445.05 and 83,907.10

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Solution

The fourth proportional to 202,223.80, 303,445.05 and 83,907.10 is: 125,906.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,223.80 : 303,445.05 = 83,907.10 : x
  2. Step 2: Convert to fraction form
    202,223.80/303,445.05 = 83,907.10/x
  3. Step 3: Cross multiply
    202,223.80x = 303,445.05 × 83,907.10
  4. Step 4: Simplify right side
    202,223.80x = 25,461,194,154.86
  5. Step 5: Solve for x
    x = 25,461,194,154.86/202,223.80
  6. Step 6: Final answer
    x = 125,906.02

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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.