Home / 227,283.45-313,535.85-173,475.05

Finding the Fourth Proportional to 227,283.45, 313,535.85 and 173,475.05

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Solution

The fourth proportional to 227,283.45, 313,535.85 and 173,475.05 is: 239,307.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,283.45 : 313,535.85 = 173,475.05 : x
  2. Step 2: Convert to fraction form
    227,283.45/313,535.85 = 173,475.05/x
  3. Step 3: Cross multiply
    227,283.45x = 313,535.85 × 173,475.05
  4. Step 4: Simplify right side
    227,283.45x = 54,390,645,687.86
  5. Step 5: Solve for x
    x = 54,390,645,687.86/227,283.45
  6. Step 6: Final answer
    x = 239,307.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.